Home / 40,817.96-61,240.16-20,026.88

Finding the Fourth Proportional to 40,817.96, 61,240.16 and 20,026.88

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Solution

The fourth proportional to 40,817.96, 61,240.16 and 20,026.88 is: 30,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,817.96 : 61,240.16 = 20,026.88 : x
  2. Step 2: Convert to fraction form
    40,817.96/61,240.16 = 20,026.88/x
  3. Step 3: Cross multiply
    40,817.96x = 61,240.16 × 20,026.88
  4. Step 4: Simplify right side
    40,817.96x = 1,226,448,929.17
  5. Step 5: Solve for x
    x = 1,226,448,929.17/40,817.96
  6. Step 6: Final answer
    x = 30,046.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.