Home / 25,301.91-34,913.99-14,689.47

Finding the Fourth Proportional to 25,301.91, 34,913.99 and 14,689.47

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Solution

The fourth proportional to 25,301.91, 34,913.99 and 14,689.47 is: 20,269.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,301.91 : 34,913.99 = 14,689.47 : x
  2. Step 2: Convert to fraction form
    25,301.91/34,913.99 = 14,689.47/x
  3. Step 3: Cross multiply
    25,301.91x = 34,913.99 × 14,689.47
  4. Step 4: Simplify right side
    25,301.91x = 512,867,935.24
  5. Step 5: Solve for x
    x = 512,867,935.24/25,301.91
  6. Step 6: Final answer
    x = 20,269.93

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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.