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Finding the Fourth Proportional to 22,000.10, 32,990.55 and 8,848.10

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Solution

The fourth proportional to 22,000.10, 32,990.55 and 8,848.10 is: 13,268.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,000.10 : 32,990.55 = 8,848.10 : x
  2. Step 2: Convert to fraction form
    22,000.10/32,990.55 = 8,848.10/x
  3. Step 3: Cross multiply
    22,000.10x = 32,990.55 × 8,848.10
  4. Step 4: Simplify right side
    22,000.10x = 291,903,685.46
  5. Step 5: Solve for x
    x = 291,903,685.46/22,000.10
  6. Step 6: Final answer
    x = 13,268.29

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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.