Home / 25,305.91-34,919.51-14,693.47

Finding the Fourth Proportional to 25,305.91, 34,919.51 and 14,693.47

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Solution

The fourth proportional to 25,305.91, 34,919.51 and 14,693.47 is: 20,275.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,305.91 : 34,919.51 = 14,693.47 : x
  2. Step 2: Convert to fraction form
    25,305.91/34,919.51 = 14,693.47/x
  3. Step 3: Cross multiply
    25,305.91x = 34,919.51 × 14,693.47
  4. Step 4: Simplify right side
    25,305.91x = 513,088,699.13
  5. Step 5: Solve for x
    x = 513,088,699.13/25,305.91
  6. Step 6: Final answer
    x = 20,275.45

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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.