Home / 38,270.52-57,404.18-13,316.22

Finding the Fourth Proportional to 38,270.52, 57,404.18 and 13,316.22

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Solution

The fourth proportional to 38,270.52, 57,404.18 and 13,316.22 is: 19,973.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,270.52 : 57,404.18 = 13,316.22 : x
  2. Step 2: Convert to fraction form
    38,270.52/57,404.18 = 13,316.22/x
  3. Step 3: Cross multiply
    38,270.52x = 57,404.18 × 13,316.22
  4. Step 4: Simplify right side
    38,270.52x = 764,406,689.80
  5. Step 5: Solve for x
    x = 764,406,689.80/38,270.52
  6. Step 6: Final answer
    x = 19,973.77

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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.