Home / 32,931.48-45,446.46-18,591.50

Finding the Fourth Proportional to 32,931.48, 45,446.46 and 18,591.50

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Solution

The fourth proportional to 32,931.48, 45,446.46 and 18,591.50 is: 25,656.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,931.48 : 45,446.46 = 18,591.50 : x
  2. Step 2: Convert to fraction form
    32,931.48/45,446.46 = 18,591.50/x
  3. Step 3: Cross multiply
    32,931.48x = 45,446.46 × 18,591.50
  4. Step 4: Simplify right side
    32,931.48x = 844,917,861.09
  5. Step 5: Solve for x
    x = 844,917,861.09/32,931.48
  6. Step 6: Final answer
    x = 25,656.84

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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.