Home / 14,812.49-22,219.19-6,488.21

Finding the Fourth Proportional to 14,812.49, 22,219.19 and 6,488.21

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Solution

The fourth proportional to 14,812.49, 22,219.19 and 6,488.21 is: 9,732.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,812.49 : 22,219.19 = 6,488.21 : x
  2. Step 2: Convert to fraction form
    14,812.49/22,219.19 = 6,488.21/x
  3. Step 3: Cross multiply
    14,812.49x = 22,219.19 × 6,488.21
  4. Step 4: Simplify right side
    14,812.49x = 144,162,627.21
  5. Step 5: Solve for x
    x = 144,162,627.21/14,812.49
  6. Step 6: Final answer
    x = 9,732.51

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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.