Home / 47,708.51-71,575.72-14,429.66

Finding the Fourth Proportional to 47,708.51, 71,575.72 and 14,429.66

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Solution

The fourth proportional to 47,708.51, 71,575.72 and 14,429.66 is: 21,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,708.51 : 71,575.72 = 14,429.66 : x
  2. Step 2: Convert to fraction form
    47,708.51/71,575.72 = 14,429.66/x
  3. Step 3: Cross multiply
    47,708.51x = 71,575.72 × 14,429.66
  4. Step 4: Simplify right side
    47,708.51x = 1,032,812,909.90
  5. Step 5: Solve for x
    x = 1,032,812,909.90/47,708.51
  6. Step 6: Final answer
    x = 21,648.40

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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.