Home / 15,760.12-23,646.06-5,371.72

Finding the Fourth Proportional to 15,760.12, 23,646.06 and 5,371.72

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Solution

The fourth proportional to 15,760.12, 23,646.06 and 5,371.72 is: 8,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,760.12 : 23,646.06 = 5,371.72 : x
  2. Step 2: Convert to fraction form
    15,760.12/23,646.06 = 5,371.72/x
  3. Step 3: Cross multiply
    15,760.12x = 23,646.06 × 5,371.72
  4. Step 4: Simplify right side
    15,760.12x = 127,020,013.42
  5. Step 5: Solve for x
    x = 127,020,013.42/15,760.12
  6. Step 6: Final answer
    x = 8,059.58

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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.