Home / 15,456.60-23,127.48-9,220.08

Finding the Fourth Proportional to 15,456.60, 23,127.48 and 9,220.08

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Solution

The fourth proportional to 15,456.60, 23,127.48 and 9,220.08 is: 13,795.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,456.60 : 23,127.48 = 9,220.08 : x
  2. Step 2: Convert to fraction form
    15,456.60/23,127.48 = 9,220.08/x
  3. Step 3: Cross multiply
    15,456.60x = 23,127.48 × 9,220.08
  4. Step 4: Simplify right side
    15,456.60x = 213,237,215.80
  5. Step 5: Solve for x
    x = 213,237,215.80/15,456.60
  6. Step 6: Final answer
    x = 13,795.87

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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.