Home / 23,182.40-34,776.30-8,398.28

Finding the Fourth Proportional to 23,182.40, 34,776.30 and 8,398.28

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Solution

The fourth proportional to 23,182.40, 34,776.30 and 8,398.28 is: 12,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,182.40 : 34,776.30 = 8,398.28 : x
  2. Step 2: Convert to fraction form
    23,182.40/34,776.30 = 8,398.28/x
  3. Step 3: Cross multiply
    23,182.40x = 34,776.30 × 8,398.28
  4. Step 4: Simplify right side
    23,182.40x = 292,061,104.76
  5. Step 5: Solve for x
    x = 292,061,104.76/23,182.40
  6. Step 6: Final answer
    x = 12,598.40

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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.