Home / 28,155.87-38,884.19-24,360.82

Finding the Fourth Proportional to 28,155.87, 38,884.19 and 24,360.82

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Solution

The fourth proportional to 28,155.87, 38,884.19 and 24,360.82 is: 33,643.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,155.87 : 38,884.19 = 24,360.82 : x
  2. Step 2: Convert to fraction form
    28,155.87/38,884.19 = 24,360.82/x
  3. Step 3: Cross multiply
    28,155.87x = 38,884.19 × 24,360.82
  4. Step 4: Simplify right side
    28,155.87x = 947,250,534.42
  5. Step 5: Solve for x
    x = 947,250,534.42/28,155.87
  6. Step 6: Final answer
    x = 33,643.09

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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.