Home / 14,624.20-21,938.10-5,262.76

Finding the Fourth Proportional to 14,624.20, 21,938.10 and 5,262.76

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Solution

The fourth proportional to 14,624.20, 21,938.10 and 5,262.76 is: 7,894.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,624.20 : 21,938.10 = 5,262.76 : x
  2. Step 2: Convert to fraction form
    14,624.20/21,938.10 = 5,262.76/x
  3. Step 3: Cross multiply
    14,624.20x = 21,938.10 × 5,262.76
  4. Step 4: Simplify right side
    14,624.20x = 115,454,955.16
  5. Step 5: Solve for x
    x = 115,454,955.16/14,624.20
  6. Step 6: Final answer
    x = 7,894.79

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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.