Home / 31,808.24-47,740.84-23,385.36

Finding the Fourth Proportional to 31,808.24, 47,740.84 and 23,385.36

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Solution

The fourth proportional to 31,808.24, 47,740.84 and 23,385.36 is: 35,098.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,808.24 : 47,740.84 = 23,385.36 : x
  2. Step 2: Convert to fraction form
    31,808.24/47,740.84 = 23,385.36/x
  3. Step 3: Cross multiply
    31,808.24x = 47,740.84 × 23,385.36
  4. Step 4: Simplify right side
    31,808.24x = 1,116,436,730.10
  5. Step 5: Solve for x
    x = 1,116,436,730.10/31,808.24
  6. Step 6: Final answer
    x = 35,098.98

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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.