Home / 31,562.08-47,411.88-19,087.96

Finding the Fourth Proportional to 31,562.08, 47,411.88 and 19,087.96

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Solution

The fourth proportional to 31,562.08, 47,411.88 and 19,087.96 is: 28,673.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,562.08 : 47,411.88 = 19,087.96 : x
  2. Step 2: Convert to fraction form
    31,562.08/47,411.88 = 19,087.96/x
  3. Step 3: Cross multiply
    31,562.08x = 47,411.88 × 19,087.96
  4. Step 4: Simplify right side
    31,562.08x = 904,996,068.96
  5. Step 5: Solve for x
    x = 904,996,068.96/31,562.08
  6. Step 6: Final answer
    x = 28,673.52

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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.