Home / 28,865.16-43,264.71-13,082.22

Finding the Fourth Proportional to 28,865.16, 43,264.71 and 13,082.22

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Solution

The fourth proportional to 28,865.16, 43,264.71 and 13,082.22 is: 19,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,865.16 : 43,264.71 = 13,082.22 : x
  2. Step 2: Convert to fraction form
    28,865.16/43,264.71 = 13,082.22/x
  3. Step 3: Cross multiply
    28,865.16x = 43,264.71 × 13,082.22
  4. Step 4: Simplify right side
    28,865.16x = 565,998,454.46
  5. Step 5: Solve for x
    x = 565,998,454.46/28,865.16
  6. Step 6: Final answer
    x = 19,608.36

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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.