Home / 16,071.45-22,150.29-13,560.04

Finding the Fourth Proportional to 16,071.45, 22,150.29 and 13,560.04

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Solution

The fourth proportional to 16,071.45, 22,150.29 and 13,560.04 is: 18,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,071.45 : 22,150.29 = 13,560.04 : x
  2. Step 2: Convert to fraction form
    16,071.45/22,150.29 = 13,560.04/x
  3. Step 3: Cross multiply
    16,071.45x = 22,150.29 × 13,560.04
  4. Step 4: Simplify right side
    16,071.45x = 300,358,896.95
  5. Step 5: Solve for x
    x = 300,358,896.95/16,071.45
  6. Step 6: Final answer
    x = 18,688.98

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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.