Home / 36,721.47-55,082.10-10,426.26

Finding the Fourth Proportional to 36,721.47, 55,082.10 and 10,426.26

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Solution

The fourth proportional to 36,721.47, 55,082.10 and 10,426.26 is: 15,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,721.47 : 55,082.10 = 10,426.26 : x
  2. Step 2: Convert to fraction form
    36,721.47/55,082.10 = 10,426.26/x
  3. Step 3: Cross multiply
    36,721.47x = 55,082.10 × 10,426.26
  4. Step 4: Simplify right side
    36,721.47x = 574,300,295.95
  5. Step 5: Solve for x
    x = 574,300,295.95/36,721.47
  6. Step 6: Final answer
    x = 15,639.36

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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.