Home / 25,353.65-34,990.97-15,287.24

Finding the Fourth Proportional to 25,353.65, 34,990.97 and 15,287.24

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Solution

The fourth proportional to 25,353.65, 34,990.97 and 15,287.24 is: 21,098.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,353.65 : 34,990.97 = 15,287.24 : x
  2. Step 2: Convert to fraction form
    25,353.65/34,990.97 = 15,287.24/x
  3. Step 3: Cross multiply
    25,353.65x = 34,990.97 × 15,287.24
  4. Step 4: Simplify right side
    25,353.65x = 534,915,356.22
  5. Step 5: Solve for x
    x = 534,915,356.22/25,353.65
  6. Step 6: Final answer
    x = 21,098.16

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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.