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Finding the Fourth Proportional to 32,991.40, 49,454.70 and 29,492.20

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Solution

The fourth proportional to 32,991.40, 49,454.70 and 29,492.20 is: 44,209.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.40 : 49,454.70 = 29,492.20 : x
  2. Step 2: Convert to fraction form
    32,991.40/49,454.70 = 29,492.20/x
  3. Step 3: Cross multiply
    32,991.40x = 49,454.70 × 29,492.20
  4. Step 4: Simplify right side
    32,991.40x = 1,458,527,903.34
  5. Step 5: Solve for x
    x = 1,458,527,903.34/32,991.40
  6. Step 6: Final answer
    x = 44,209.34

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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.