Home / 22,102.40-30,498.56-14,947.92

Finding the Fourth Proportional to 22,102.40, 30,498.56 and 14,947.92

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Solution

The fourth proportional to 22,102.40, 30,498.56 and 14,947.92 is: 20,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.40 : 30,498.56 = 14,947.92 : x
  2. Step 2: Convert to fraction form
    22,102.40/30,498.56 = 14,947.92/x
  3. Step 3: Cross multiply
    22,102.40x = 30,498.56 × 14,947.92
  4. Step 4: Simplify right side
    22,102.40x = 455,890,035.00
  5. Step 5: Solve for x
    x = 455,890,035.00/22,102.40
  6. Step 6: Final answer
    x = 20,626.27

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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.