Home / 13,549.95-20,331.41-10,633.95

Finding the Fourth Proportional to 13,549.95, 20,331.41 and 10,633.95

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Solution

The fourth proportional to 13,549.95, 20,331.41 and 10,633.95 is: 15,956.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549.95 : 20,331.41 = 10,633.95 : x
  2. Step 2: Convert to fraction form
    13,549.95/20,331.41 = 10,633.95/x
  3. Step 3: Cross multiply
    13,549.95x = 20,331.41 × 10,633.95
  4. Step 4: Simplify right side
    13,549.95x = 216,203,144.20
  5. Step 5: Solve for x
    x = 216,203,144.20/13,549.95
  6. Step 6: Final answer
    x = 15,956.01

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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.