Home / 32,490.91-48,738.11-10,306.06

Finding the Fourth Proportional to 32,490.91, 48,738.11 and 10,306.06

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Solution

The fourth proportional to 32,490.91, 48,738.11 and 10,306.06 is: 15,459.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,490.91 : 48,738.11 = 10,306.06 : x
  2. Step 2: Convert to fraction form
    32,490.91/48,738.11 = 10,306.06/x
  3. Step 3: Cross multiply
    32,490.91x = 48,738.11 × 10,306.06
  4. Step 4: Simplify right side
    32,490.91x = 502,297,712.57
  5. Step 5: Solve for x
    x = 502,297,712.57/32,490.91
  6. Step 6: Final answer
    x = 15,459.64

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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.