Home / 32,191.50-48,283.15-12,456.56

Finding the Fourth Proportional to 32,191.50, 48,283.15 and 12,456.56

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Solution

The fourth proportional to 32,191.50, 48,283.15 and 12,456.56 is: 18,683.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,191.50 : 48,283.15 = 12,456.56 : x
  2. Step 2: Convert to fraction form
    32,191.50/48,283.15 = 12,456.56/x
  3. Step 3: Cross multiply
    32,191.50x = 48,283.15 × 12,456.56
  4. Step 4: Simplify right side
    32,191.50x = 601,441,954.96
  5. Step 5: Solve for x
    x = 601,441,954.96/32,191.50
  6. Step 6: Final answer
    x = 18,683.25

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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.