Home / 42,165.19-58,221.48-26,055.91

Finding the Fourth Proportional to 42,165.19, 58,221.48 and 26,055.91

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Solution

The fourth proportional to 42,165.19, 58,221.48 and 26,055.91 is: 35,977.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,165.19 : 58,221.48 = 26,055.91 : x
  2. Step 2: Convert to fraction form
    42,165.19/58,221.48 = 26,055.91/x
  3. Step 3: Cross multiply
    42,165.19x = 58,221.48 × 26,055.91
  4. Step 4: Simplify right side
    42,165.19x = 1,517,013,813.43
  5. Step 5: Solve for x
    x = 1,517,013,813.43/42,165.19
  6. Step 6: Final answer
    x = 35,977.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.