Home / 40,862.87-61,297.83-11,280.71

Finding the Fourth Proportional to 40,862.87, 61,297.83 and 11,280.71

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Solution

The fourth proportional to 40,862.87, 61,297.83 and 11,280.71 is: 16,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,862.87 : 61,297.83 = 11,280.71 : x
  2. Step 2: Convert to fraction form
    40,862.87/61,297.83 = 11,280.71/x
  3. Step 3: Cross multiply
    40,862.87x = 61,297.83 × 11,280.71
  4. Step 4: Simplify right side
    40,862.87x = 691,483,043.86
  5. Step 5: Solve for x
    x = 691,483,043.86/40,862.87
  6. Step 6: Final answer
    x = 16,922.04

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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.