Home / 15,307.13-22,960.98-4,213.76

Finding the Fourth Proportional to 15,307.13, 22,960.98 and 4,213.76

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Solution

The fourth proportional to 15,307.13, 22,960.98 and 4,213.76 is: 6,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,307.13 : 22,960.98 = 4,213.76 : x
  2. Step 2: Convert to fraction form
    15,307.13/22,960.98 = 4,213.76/x
  3. Step 3: Cross multiply
    15,307.13x = 22,960.98 × 4,213.76
  4. Step 4: Simplify right side
    15,307.13x = 96,752,059.08
  5. Step 5: Solve for x
    x = 96,752,059.08/15,307.13
  6. Step 6: Final answer
    x = 6,320.72

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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.