Home / 15,993.05-22,082.13-10,331.10

Finding the Fourth Proportional to 15,993.05, 22,082.13 and 10,331.10

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Solution

The fourth proportional to 15,993.05, 22,082.13 and 10,331.10 is: 14,264.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,993.05 : 22,082.13 = 10,331.10 : x
  2. Step 2: Convert to fraction form
    15,993.05/22,082.13 = 10,331.10/x
  3. Step 3: Cross multiply
    15,993.05x = 22,082.13 × 10,331.10
  4. Step 4: Simplify right side
    15,993.05x = 228,132,693.24
  5. Step 5: Solve for x
    x = 228,132,693.24/15,993.05
  6. Step 6: Final answer
    x = 14,264.49

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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.