Home / 42,081.20-58,072.01-23,218.32

Finding the Fourth Proportional to 42,081.20, 58,072.01 and 23,218.32

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Solution

The fourth proportional to 42,081.20, 58,072.01 and 23,218.32 is: 32,041.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,081.20 : 58,072.01 = 23,218.32 : x
  2. Step 2: Convert to fraction form
    42,081.20/58,072.01 = 23,218.32/x
  3. Step 3: Cross multiply
    42,081.20x = 58,072.01 × 23,218.32
  4. Step 4: Simplify right side
    42,081.20x = 1,348,334,395.13
  5. Step 5: Solve for x
    x = 1,348,334,395.13/42,081.20
  6. Step 6: Final answer
    x = 32,041.26

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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.