Home / 48,136.48-66,400.50-29,003.20

Finding the Fourth Proportional to 48,136.48, 66,400.50 and 29,003.20

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Solution

The fourth proportional to 48,136.48, 66,400.50 and 29,003.20 is: 40,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,136.48 : 66,400.50 = 29,003.20 : x
  2. Step 2: Convert to fraction form
    48,136.48/66,400.50 = 29,003.20/x
  3. Step 3: Cross multiply
    48,136.48x = 66,400.50 × 29,003.20
  4. Step 4: Simplify right side
    48,136.48x = 1,925,826,981.60
  5. Step 5: Solve for x
    x = 1,925,826,981.60/48,136.48
  6. Step 6: Final answer
    x = 40,007.64

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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.