Home / 42,805.26-64,164.15-14,716.89

Finding the Fourth Proportional to 42,805.26, 64,164.15 and 14,716.89

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Solution

The fourth proportional to 42,805.26, 64,164.15 and 14,716.89 is: 22,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,805.26 : 64,164.15 = 14,716.89 : x
  2. Step 2: Convert to fraction form
    42,805.26/64,164.15 = 14,716.89/x
  3. Step 3: Cross multiply
    42,805.26x = 64,164.15 × 14,716.89
  4. Step 4: Simplify right side
    42,805.26x = 944,296,737.49
  5. Step 5: Solve for x
    x = 944,296,737.49/42,805.26
  6. Step 6: Final answer
    x = 22,060.30

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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.