Home / 14,336.97-21,508.44-7,225.20

Finding the Fourth Proportional to 14,336.97, 21,508.44 and 7,225.20

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Solution

The fourth proportional to 14,336.97, 21,508.44 and 7,225.20 is: 10,839.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,336.97 : 21,508.44 = 7,225.20 : x
  2. Step 2: Convert to fraction form
    14,336.97/21,508.44 = 7,225.20/x
  3. Step 3: Cross multiply
    14,336.97x = 21,508.44 × 7,225.20
  4. Step 4: Simplify right side
    14,336.97x = 155,402,780.69
  5. Step 5: Solve for x
    x = 155,402,780.69/14,336.97
  6. Step 6: Final answer
    x = 10,839.30

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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.