Home / 31,454.04-47,188.98-11,733.24

Finding the Fourth Proportional to 31,454.04, 47,188.98 and 11,733.24

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Solution

The fourth proportional to 31,454.04, 47,188.98 and 11,733.24 is: 17,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,454.04 : 47,188.98 = 11,733.24 : x
  2. Step 2: Convert to fraction form
    31,454.04/47,188.98 = 11,733.24/x
  3. Step 3: Cross multiply
    31,454.04x = 47,188.98 × 11,733.24
  4. Step 4: Simplify right side
    31,454.04x = 553,679,627.70
  5. Step 5: Solve for x
    x = 553,679,627.70/31,454.04
  6. Step 6: Final answer
    x = 17,602.81

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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.