Home / 25,968.70-38,925.24-18,550.65

Finding the Fourth Proportional to 25,968.70, 38,925.24 and 18,550.65

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Solution

The fourth proportional to 25,968.70, 38,925.24 and 18,550.65 is: 27,806.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,968.70 : 38,925.24 = 18,550.65 : x
  2. Step 2: Convert to fraction form
    25,968.70/38,925.24 = 18,550.65/x
  3. Step 3: Cross multiply
    25,968.70x = 38,925.24 × 18,550.65
  4. Step 4: Simplify right side
    25,968.70x = 722,088,503.41
  5. Step 5: Solve for x
    x = 722,088,503.41/25,968.70
  6. Step 6: Final answer
    x = 27,806.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.