Home / 22,856.95-34,269.31-8,805.20

Finding the Fourth Proportional to 22,856.95, 34,269.31 and 8,805.20

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Solution

The fourth proportional to 22,856.95, 34,269.31 and 8,805.20 is: 13,201.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,856.95 : 34,269.31 = 8,805.20 : x
  2. Step 2: Convert to fraction form
    22,856.95/34,269.31 = 8,805.20/x
  3. Step 3: Cross multiply
    22,856.95x = 34,269.31 × 8,805.20
  4. Step 4: Simplify right side
    22,856.95x = 301,748,128.41
  5. Step 5: Solve for x
    x = 301,748,128.41/22,856.95
  6. Step 6: Final answer
    x = 13,201.59

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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.