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Finding the Fourth Proportional to 32,891.99, 45,390.85 and 17,784.54

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Solution

The fourth proportional to 32,891.99, 45,390.85 and 17,784.54 is: 24,542.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,891.99 : 45,390.85 = 17,784.54 : x
  2. Step 2: Convert to fraction form
    32,891.99/45,390.85 = 17,784.54/x
  3. Step 3: Cross multiply
    32,891.99x = 45,390.85 × 17,784.54
  4. Step 4: Simplify right side
    32,891.99x = 807,255,343.00
  5. Step 5: Solve for x
    x = 807,255,343.00/32,891.99
  6. Step 6: Final answer
    x = 24,542.62

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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.