Home / 36,139.40-54,136.20-24,329.60

Finding the Fourth Proportional to 36,139.40, 54,136.20 and 24,329.60

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Solution

The fourth proportional to 36,139.40, 54,136.20 and 24,329.60 is: 36,445.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,139.40 : 54,136.20 = 24,329.60 : x
  2. Step 2: Convert to fraction form
    36,139.40/54,136.20 = 24,329.60/x
  3. Step 3: Cross multiply
    36,139.40x = 54,136.20 × 24,329.60
  4. Step 4: Simplify right side
    36,139.40x = 1,317,112,091.52
  5. Step 5: Solve for x
    x = 1,317,112,091.52/36,139.40
  6. Step 6: Final answer
    x = 36,445.32

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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.