Home / 15,062.66-20,760.50-10,017.85

Finding the Fourth Proportional to 15,062.66, 20,760.50 and 10,017.85

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Solution

The fourth proportional to 15,062.66, 20,760.50 and 10,017.85 is: 13,807.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062.66 : 20,760.50 = 10,017.85 : x
  2. Step 2: Convert to fraction form
    15,062.66/20,760.50 = 10,017.85/x
  3. Step 3: Cross multiply
    15,062.66x = 20,760.50 × 10,017.85
  4. Step 4: Simplify right side
    15,062.66x = 207,975,574.93
  5. Step 5: Solve for x
    x = 207,975,574.93/15,062.66
  6. Step 6: Final answer
    x = 13,807.36

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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.