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Finding the Fourth Proportional to 32,977.92, 45,510.12 and 17,870.88

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Solution

The fourth proportional to 32,977.92, 45,510.12 and 17,870.88 is: 24,662.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,977.92 : 45,510.12 = 17,870.88 : x
  2. Step 2: Convert to fraction form
    32,977.92/45,510.12 = 17,870.88/x
  3. Step 3: Cross multiply
    32,977.92x = 45,510.12 × 17,870.88
  4. Step 4: Simplify right side
    32,977.92x = 813,305,893.31
  5. Step 5: Solve for x
    x = 813,305,893.31/32,977.92
  6. Step 6: Final answer
    x = 24,662.13

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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.