Home / 15,477.24-23,217.09-9,279.54

Finding the Fourth Proportional to 15,477.24, 23,217.09 and 9,279.54

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Solution

The fourth proportional to 15,477.24, 23,217.09 and 9,279.54 is: 13,920.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,477.24 : 23,217.09 = 9,279.54 : x
  2. Step 2: Convert to fraction form
    15,477.24/23,217.09 = 9,279.54/x
  3. Step 3: Cross multiply
    15,477.24x = 23,217.09 × 9,279.54
  4. Step 4: Simplify right side
    15,477.24x = 215,443,915.34
  5. Step 5: Solve for x
    x = 215,443,915.34/15,477.24
  6. Step 6: Final answer
    x = 13,920.05

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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.