Home / 40,126.32-55,337.77-34,459.29

Finding the Fourth Proportional to 40,126.32, 55,337.77 and 34,459.29

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Solution

The fourth proportional to 40,126.32, 55,337.77 and 34,459.29 is: 47,522.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,126.32 : 55,337.77 = 34,459.29 : x
  2. Step 2: Convert to fraction form
    40,126.32/55,337.77 = 34,459.29/x
  3. Step 3: Cross multiply
    40,126.32x = 55,337.77 × 34,459.29
  4. Step 4: Simplify right side
    40,126.32x = 1,906,899,815.40
  5. Step 5: Solve for x
    x = 1,906,899,815.40/40,126.32
  6. Step 6: Final answer
    x = 47,522.43

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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.