Home / 26,444.10-39,666.15-20,223.30

Finding the Fourth Proportional to 26,444.10, 39,666.15 and 20,223.30

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Solution

The fourth proportional to 26,444.10, 39,666.15 and 20,223.30 is: 30,334.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,444.10 : 39,666.15 = 20,223.30 : x
  2. Step 2: Convert to fraction form
    26,444.10/39,666.15 = 20,223.30/x
  3. Step 3: Cross multiply
    26,444.10x = 39,666.15 × 20,223.30
  4. Step 4: Simplify right side
    26,444.10x = 802,180,451.30
  5. Step 5: Solve for x
    x = 802,180,451.30/26,444.10
  6. Step 6: Final answer
    x = 30,334.95

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Double scale
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Similar ratio
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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.