Home / 14,862.18-22,286.79-5,621.70

Finding the Fourth Proportional to 14,862.18, 22,286.79 and 5,621.70

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Solution

The fourth proportional to 14,862.18, 22,286.79 and 5,621.70 is: 8,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,862.18 : 22,286.79 = 5,621.70 : x
  2. Step 2: Convert to fraction form
    14,862.18/22,286.79 = 5,621.70/x
  3. Step 3: Cross multiply
    14,862.18x = 22,286.79 × 5,621.70
  4. Step 4: Simplify right side
    14,862.18x = 125,289,717.11
  5. Step 5: Solve for x
    x = 125,289,717.11/14,862.18
  6. Step 6: Final answer
    x = 8,430.10

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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.