Home / 42,626.15-63,936.90-13,043.97

Finding the Fourth Proportional to 42,626.15, 63,936.90 and 13,043.97

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Solution

The fourth proportional to 42,626.15, 63,936.90 and 13,043.97 is: 19,565.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,626.15 : 63,936.90 = 13,043.97 : x
  2. Step 2: Convert to fraction form
    42,626.15/63,936.90 = 13,043.97/x
  3. Step 3: Cross multiply
    42,626.15x = 63,936.90 × 13,043.97
  4. Step 4: Simplify right side
    42,626.15x = 833,991,005.49
  5. Step 5: Solve for x
    x = 833,991,005.49/42,626.15
  6. Step 6: Final answer
    x = 19,565.25

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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.