Home / 42,109.74-58,132.49-26,199.32

Finding the Fourth Proportional to 42,109.74, 58,132.49 and 26,199.32

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Solution

The fourth proportional to 42,109.74, 58,132.49 and 26,199.32 is: 36,168.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,109.74 : 58,132.49 = 26,199.32 : x
  2. Step 2: Convert to fraction form
    42,109.74/58,132.49 = 26,199.32/x
  3. Step 3: Cross multiply
    42,109.74x = 58,132.49 × 26,199.32
  4. Step 4: Simplify right side
    42,109.74x = 1,523,031,286.25
  5. Step 5: Solve for x
    x = 1,523,031,286.25/42,109.74
  6. Step 6: Final answer
    x = 36,168.15

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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.