Home / 40,768.38-56,208.29-26,402.83

Finding the Fourth Proportional to 40,768.38, 56,208.29 and 26,402.83

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Solution

The fourth proportional to 40,768.38, 56,208.29 and 26,402.83 is: 36,402.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,768.38 : 56,208.29 = 26,402.83 : x
  2. Step 2: Convert to fraction form
    40,768.38/56,208.29 = 26,402.83/x
  3. Step 3: Cross multiply
    40,768.38x = 56,208.29 × 26,402.83
  4. Step 4: Simplify right side
    40,768.38x = 1,484,057,962.72
  5. Step 5: Solve for x
    x = 1,484,057,962.72/40,768.38
  6. Step 6: Final answer
    x = 36,402.18

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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.