Home / 38,689.60-58,030.68-10,608.52

Finding the Fourth Proportional to 38,689.60, 58,030.68 and 10,608.52

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Solution

The fourth proportional to 38,689.60, 58,030.68 and 10,608.52 is: 15,911.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,689.60 : 58,030.68 = 10,608.52 : x
  2. Step 2: Convert to fraction form
    38,689.60/58,030.68 = 10,608.52/x
  3. Step 3: Cross multiply
    38,689.60x = 58,030.68 × 10,608.52
  4. Step 4: Simplify right side
    38,689.60x = 615,619,629.39
  5. Step 5: Solve for x
    x = 615,619,629.39/38,689.60
  6. Step 6: Final answer
    x = 15,911.76

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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.