Home / 15,770.18-23,654.75-6,407.43

Finding the Fourth Proportional to 15,770.18, 23,654.75 and 6,407.43

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Solution

The fourth proportional to 15,770.18, 23,654.75 and 6,407.43 is: 9,610.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,770.18 : 23,654.75 = 6,407.43 : x
  2. Step 2: Convert to fraction form
    15,770.18/23,654.75 = 6,407.43/x
  3. Step 3: Cross multiply
    15,770.18x = 23,654.75 × 6,407.43
  4. Step 4: Simplify right side
    15,770.18x = 151,566,036.52
  5. Step 5: Solve for x
    x = 151,566,036.52/15,770.18
  6. Step 6: Final answer
    x = 9,610.93

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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.