Home / 38,041.11-57,073.95-18,321.12

Finding the Fourth Proportional to 38,041.11, 57,073.95 and 18,321.12

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Solution

The fourth proportional to 38,041.11, 57,073.95 and 18,321.12 is: 27,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,041.11 : 57,073.95 = 18,321.12 : x
  2. Step 2: Convert to fraction form
    38,041.11/57,073.95 = 18,321.12/x
  3. Step 3: Cross multiply
    38,041.11x = 57,073.95 × 18,321.12
  4. Step 4: Simplify right side
    38,041.11x = 1,045,658,686.82
  5. Step 5: Solve for x
    x = 1,045,658,686.82/38,041.11
  6. Step 6: Final answer
    x = 27,487.60

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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.