Home / 36,721.49-55,082.12-10,426.25

Finding the Fourth Proportional to 36,721.49, 55,082.12 and 10,426.25

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Solution

The fourth proportional to 36,721.49, 55,082.12 and 10,426.25 is: 15,639.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,721.49 : 55,082.12 = 10,426.25 : x
  2. Step 2: Convert to fraction form
    36,721.49/55,082.12 = 10,426.25/x
  3. Step 3: Cross multiply
    36,721.49x = 55,082.12 × 10,426.25
  4. Step 4: Simplify right side
    36,721.49x = 574,299,626.11
  5. Step 5: Solve for x
    x = 574,299,626.11/36,721.49
  6. Step 6: Final answer
    x = 15,639.34

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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.