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Finding the Fourth Proportional to 32,990.30, 45,525.75 and 17,882.30

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Solution

The fourth proportional to 32,990.30, 45,525.75 and 17,882.30 is: 24,677.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,990.30 : 45,525.75 = 17,882.30 : x
  2. Step 2: Convert to fraction form
    32,990.30/45,525.75 = 17,882.30/x
  3. Step 3: Cross multiply
    32,990.30x = 45,525.75 × 17,882.30
  4. Step 4: Simplify right side
    32,990.30x = 814,105,119.23
  5. Step 5: Solve for x
    x = 814,105,119.23/32,990.30
  6. Step 6: Final answer
    x = 24,677.11

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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.