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Finding the Fourth Proportional to 49,602.30, 74,404.01 and 14,542.66

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Solution

The fourth proportional to 49,602.30, 74,404.01 and 14,542.66 is: 21,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,602.30 : 74,404.01 = 14,542.66 : x
  2. Step 2: Convert to fraction form
    49,602.30/74,404.01 = 14,542.66/x
  3. Step 3: Cross multiply
    49,602.30x = 74,404.01 × 14,542.66
  4. Step 4: Simplify right side
    49,602.30x = 1,082,032,220.07
  5. Step 5: Solve for x
    x = 1,082,032,220.07/49,602.30
  6. Step 6: Final answer
    x = 21,814.15

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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.