Home / 28,591.24-39,475.56-17,840.38

Finding the Fourth Proportional to 28,591.24, 39,475.56 and 17,840.38

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Solution

The fourth proportional to 28,591.24, 39,475.56 and 17,840.38 is: 24,631.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,591.24 : 39,475.56 = 17,840.38 : x
  2. Step 2: Convert to fraction form
    28,591.24/39,475.56 = 17,840.38/x
  3. Step 3: Cross multiply
    28,591.24x = 39,475.56 × 17,840.38
  4. Step 4: Simplify right side
    28,591.24x = 704,258,991.11
  5. Step 5: Solve for x
    x = 704,258,991.11/28,591.24
  6. Step 6: Final answer
    x = 24,631.98

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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.