Home / 18,545.34-25,594.95-10,585.74

Finding the Fourth Proportional to 18,545.34, 25,594.95 and 10,585.74

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Solution

The fourth proportional to 18,545.34, 25,594.95 and 10,585.74 is: 14,609.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545.34 : 25,594.95 = 10,585.74 : x
  2. Step 2: Convert to fraction form
    18,545.34/25,594.95 = 10,585.74/x
  3. Step 3: Cross multiply
    18,545.34x = 25,594.95 × 10,585.74
  4. Step 4: Simplify right side
    18,545.34x = 270,941,486.01
  5. Step 5: Solve for x
    x = 270,941,486.01/18,545.34
  6. Step 6: Final answer
    x = 14,609.68

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Half scale
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Double scale
Find fourth proportional to 18,546.34, 25,596.33 and 10,586.74
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.