Home / 28,082.18-38,771.61-17,476.10

Finding the Fourth Proportional to 28,082.18, 38,771.61 and 17,476.10

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Solution

The fourth proportional to 28,082.18, 38,771.61 and 17,476.10 is: 24,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,082.18 : 38,771.61 = 17,476.10 : x
  2. Step 2: Convert to fraction form
    28,082.18/38,771.61 = 17,476.10/x
  3. Step 3: Cross multiply
    28,082.18x = 38,771.61 × 17,476.10
  4. Step 4: Simplify right side
    28,082.18x = 677,576,533.52
  5. Step 5: Solve for x
    x = 677,576,533.52/28,082.18
  6. Step 6: Final answer
    x = 24,128.35

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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.