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Finding the Fourth Proportional to 32,855.54, 45,340.61 and 17,748.20

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Solution

The fourth proportional to 32,855.54, 45,340.61 and 17,748.20 is: 24,492.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,855.54 : 45,340.61 = 17,748.20 : x
  2. Step 2: Convert to fraction form
    32,855.54/45,340.61 = 17,748.20/x
  3. Step 3: Cross multiply
    32,855.54x = 45,340.61 × 17,748.20
  4. Step 4: Simplify right side
    32,855.54x = 804,714,275.09
  5. Step 5: Solve for x
    x = 804,714,275.09/32,855.54
  6. Step 6: Final answer
    x = 24,492.50

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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.