Home / 15,062.20-20,793.18-10,029.40

Finding the Fourth Proportional to 15,062.20, 20,793.18 and 10,029.40

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Solution

The fourth proportional to 15,062.20, 20,793.18 and 10,029.40 is: 13,845.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062.20 : 20,793.18 = 10,029.40 : x
  2. Step 2: Convert to fraction form
    15,062.20/20,793.18 = 10,029.40/x
  3. Step 3: Cross multiply
    15,062.20x = 20,793.18 × 10,029.40
  4. Step 4: Simplify right side
    15,062.20x = 208,543,119.49
  5. Step 5: Solve for x
    x = 208,543,119.49/15,062.20
  6. Step 6: Final answer
    x = 13,845.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.