Home / 15,456.10-23,170.32-7,554.14

Finding the Fourth Proportional to 15,456.10, 23,170.32 and 7,554.14

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Solution

The fourth proportional to 15,456.10, 23,170.32 and 7,554.14 is: 11,324.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,456.10 : 23,170.32 = 7,554.14 : x
  2. Step 2: Convert to fraction form
    15,456.10/23,170.32 = 7,554.14/x
  3. Step 3: Cross multiply
    15,456.10x = 23,170.32 × 7,554.14
  4. Step 4: Simplify right side
    15,456.10x = 175,031,841.12
  5. Step 5: Solve for x
    x = 175,031,841.12/15,456.10
  6. Step 6: Final answer
    x = 11,324.45

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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.