Home / 47,416.39-71,123.77-14,136.63

Finding the Fourth Proportional to 47,416.39, 71,123.77 and 14,136.63

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Solution

The fourth proportional to 47,416.39, 71,123.77 and 14,136.63 is: 21,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,416.39 : 71,123.77 = 14,136.63 : x
  2. Step 2: Convert to fraction form
    47,416.39/71,123.77 = 14,136.63/x
  3. Step 3: Cross multiply
    47,416.39x = 71,123.77 × 14,136.63
  4. Step 4: Simplify right side
    47,416.39x = 1,005,450,171.65
  5. Step 5: Solve for x
    x = 1,005,450,171.65/47,416.39
  6. Step 6: Final answer
    x = 21,204.70

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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.