Home / 15,658.97-21,610.37-10,344.47

Finding the Fourth Proportional to 15,658.97, 21,610.37 and 10,344.47

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Solution

The fourth proportional to 15,658.97, 21,610.37 and 10,344.47 is: 14,276.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,658.97 : 21,610.37 = 10,344.47 : x
  2. Step 2: Convert to fraction form
    15,658.97/21,610.37 = 10,344.47/x
  3. Step 3: Cross multiply
    15,658.97x = 21,610.37 × 10,344.47
  4. Step 4: Simplify right side
    15,658.97x = 223,547,741.96
  5. Step 5: Solve for x
    x = 223,547,741.96/15,658.97
  6. Step 6: Final answer
    x = 14,276.02

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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.