Home / 37,631.81-56,451.50-9,929.81

Finding the Fourth Proportional to 37,631.81, 56,451.50 and 9,929.81

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Solution

The fourth proportional to 37,631.81, 56,451.50 and 9,929.81 is: 14,895.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,631.81 : 56,451.50 = 9,929.81 : x
  2. Step 2: Convert to fraction form
    37,631.81/56,451.50 = 9,929.81/x
  3. Step 3: Cross multiply
    37,631.81x = 56,451.50 × 9,929.81
  4. Step 4: Simplify right side
    37,631.81x = 560,552,797.93
  5. Step 5: Solve for x
    x = 560,552,797.93/37,631.81
  6. Step 6: Final answer
    x = 14,895.72

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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.