Home / 38,103.04-57,242.16-26,884.20

Finding the Fourth Proportional to 38,103.04, 57,242.16 and 26,884.20

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Solution

The fourth proportional to 38,103.04, 57,242.16 and 26,884.20 is: 40,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,103.04 : 57,242.16 = 26,884.20 : x
  2. Step 2: Convert to fraction form
    38,103.04/57,242.16 = 26,884.20/x
  3. Step 3: Cross multiply
    38,103.04x = 57,242.16 × 26,884.20
  4. Step 4: Simplify right side
    38,103.04x = 1,538,909,677.87
  5. Step 5: Solve for x
    x = 1,538,909,677.87/38,103.04
  6. Step 6: Final answer
    x = 40,388.11

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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.