Home / 22,023.82-30,382.95-13,071.70

Finding the Fourth Proportional to 22,023.82, 30,382.95 and 13,071.70

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Solution

The fourth proportional to 22,023.82, 30,382.95 and 13,071.70 is: 18,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,023.82 : 30,382.95 = 13,071.70 : x
  2. Step 2: Convert to fraction form
    22,023.82/30,382.95 = 13,071.70/x
  3. Step 3: Cross multiply
    22,023.82x = 30,382.95 × 13,071.70
  4. Step 4: Simplify right side
    22,023.82x = 397,156,807.52
  5. Step 5: Solve for x
    x = 397,156,807.52/22,023.82
  6. Step 6: Final answer
    x = 18,033.06

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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.