Home / 42,165.36-63,116.82-26,550.18

Finding the Fourth Proportional to 42,165.36, 63,116.82 and 26,550.18

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Solution

The fourth proportional to 42,165.36, 63,116.82 and 26,550.18 is: 39,742.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,165.36 : 63,116.82 = 26,550.18 : x
  2. Step 2: Convert to fraction form
    42,165.36/63,116.82 = 26,550.18/x
  3. Step 3: Cross multiply
    42,165.36x = 63,116.82 × 26,550.18
  4. Step 4: Simplify right side
    42,165.36x = 1,675,762,932.03
  5. Step 5: Solve for x
    x = 1,675,762,932.03/42,165.36
  6. Step 6: Final answer
    x = 39,742.64

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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.