Home / 15,631.31-23,456.54-6,270.35

Finding the Fourth Proportional to 15,631.31, 23,456.54 and 6,270.35

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Solution

The fourth proportional to 15,631.31, 23,456.54 and 6,270.35 is: 9,409.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,631.31 : 23,456.54 = 6,270.35 : x
  2. Step 2: Convert to fraction form
    15,631.31/23,456.54 = 6,270.35/x
  3. Step 3: Cross multiply
    15,631.31x = 23,456.54 × 6,270.35
  4. Step 4: Simplify right side
    15,631.31x = 147,080,613.98
  5. Step 5: Solve for x
    x = 147,080,613.98/15,631.31
  6. Step 6: Final answer
    x = 9,409.36

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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.