Home / 18,494.19-25,522.79-10,430.55

Finding the Fourth Proportional to 18,494.19, 25,522.79 and 10,430.55

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Solution

The fourth proportional to 18,494.19, 25,522.79 and 10,430.55 is: 14,394.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.19 : 25,522.79 = 10,430.55 : x
  2. Step 2: Convert to fraction form
    18,494.19/25,522.79 = 10,430.55/x
  3. Step 3: Cross multiply
    18,494.19x = 25,522.79 × 10,430.55
  4. Step 4: Simplify right side
    18,494.19x = 266,216,685.08
  5. Step 5: Solve for x
    x = 266,216,685.08/18,494.19
  6. Step 6: Final answer
    x = 14,394.61

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Half scale
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Double scale
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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.