Home / 31,474.02-47,200.04-9,281.52

Finding the Fourth Proportional to 31,474.02, 47,200.04 and 9,281.52

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Solution

The fourth proportional to 31,474.02, 47,200.04 and 9,281.52 is: 13,919.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,474.02 : 47,200.04 = 9,281.52 : x
  2. Step 2: Convert to fraction form
    31,474.02/47,200.04 = 9,281.52/x
  3. Step 3: Cross multiply
    31,474.02x = 47,200.04 × 9,281.52
  4. Step 4: Simplify right side
    31,474.02x = 438,088,115.26
  5. Step 5: Solve for x
    x = 438,088,115.26/31,474.02
  6. Step 6: Final answer
    x = 13,919.04

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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.