Home / 14,935.20-22,384.32-13,089.88

Finding the Fourth Proportional to 14,935.20, 22,384.32 and 13,089.88

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Solution

The fourth proportional to 14,935.20, 22,384.32 and 13,089.88 is: 19,618.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,935.20 : 22,384.32 = 13,089.88 : x
  2. Step 2: Convert to fraction form
    14,935.20/22,384.32 = 13,089.88/x
  3. Step 3: Cross multiply
    14,935.20x = 22,384.32 × 13,089.88
  4. Step 4: Simplify right side
    14,935.20x = 293,008,062.68
  5. Step 5: Solve for x
    x = 293,008,062.68/14,935.20
  6. Step 6: Final answer
    x = 19,618.62

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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.