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Finding the Fourth Proportional to 47,752.58, 71,611.92 and 14,009.18

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Solution

The fourth proportional to 47,752.58, 71,611.92 and 14,009.18 is: 21,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,752.58 : 71,611.92 = 14,009.18 : x
  2. Step 2: Convert to fraction form
    47,752.58/71,611.92 = 14,009.18/x
  3. Step 3: Cross multiply
    47,752.58x = 71,611.92 × 14,009.18
  4. Step 4: Simplify right side
    47,752.58x = 1,003,224,277.43
  5. Step 5: Solve for x
    x = 1,003,224,277.43/47,752.58
  6. Step 6: Final answer
    x = 21,008.80

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1.5x scale

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.