Home / 38,095.68-57,147.28-13,132.45

Finding the Fourth Proportional to 38,095.68, 57,147.28 and 13,132.45

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Solution

The fourth proportional to 38,095.68, 57,147.28 and 13,132.45 is: 19,699.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,095.68 : 57,147.28 = 13,132.45 : x
  2. Step 2: Convert to fraction form
    38,095.68/57,147.28 = 13,132.45/x
  3. Step 3: Cross multiply
    38,095.68x = 57,147.28 × 13,132.45
  4. Step 4: Simplify right side
    38,095.68x = 750,483,670.78
  5. Step 5: Solve for x
    x = 750,483,670.78/38,095.68
  6. Step 6: Final answer
    x = 19,699.97

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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.