Home / 14,724.84-22,091.10-8,918.76

Finding the Fourth Proportional to 14,724.84, 22,091.10 and 8,918.76

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Solution

The fourth proportional to 14,724.84, 22,091.10 and 8,918.76 is: 13,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,724.84 : 22,091.10 = 8,918.76 : x
  2. Step 2: Convert to fraction form
    14,724.84/22,091.10 = 8,918.76/x
  3. Step 3: Cross multiply
    14,724.84x = 22,091.10 × 8,918.76
  4. Step 4: Simplify right side
    14,724.84x = 197,025,219.04
  5. Step 5: Solve for x
    x = 197,025,219.04/14,724.84
  6. Step 6: Final answer
    x = 13,380.47

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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.