Home / 22,013.28-30,376.29-13,059.27

Finding the Fourth Proportional to 22,013.28, 30,376.29 and 13,059.27

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Solution

The fourth proportional to 22,013.28, 30,376.29 and 13,059.27 is: 18,020.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013.28 : 30,376.29 = 13,059.27 : x
  2. Step 2: Convert to fraction form
    22,013.28/30,376.29 = 13,059.27/x
  3. Step 3: Cross multiply
    22,013.28x = 30,376.29 × 13,059.27
  4. Step 4: Simplify right side
    22,013.28x = 396,692,172.71
  5. Step 5: Solve for x
    x = 396,692,172.71/22,013.28
  6. Step 6: Final answer
    x = 18,020.58

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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.