Home / 17,223.20-23,761.90-11,258.30

Finding the Fourth Proportional to 17,223.20, 23,761.90 and 11,258.30

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Solution

The fourth proportional to 17,223.20, 23,761.90 and 11,258.30 is: 15,532.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,223.20 : 23,761.90 = 11,258.30 : x
  2. Step 2: Convert to fraction form
    17,223.20/23,761.90 = 11,258.30/x
  3. Step 3: Cross multiply
    17,223.20x = 23,761.90 × 11,258.30
  4. Step 4: Simplify right side
    17,223.20x = 267,518,598.77
  5. Step 5: Solve for x
    x = 267,518,598.77/17,223.20
  6. Step 6: Final answer
    x = 15,532.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.