Home / 15,753.83-23,632.91-6,988.55

Finding the Fourth Proportional to 15,753.83, 23,632.91 and 6,988.55

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Solution

The fourth proportional to 15,753.83, 23,632.91 and 6,988.55 is: 10,483.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,753.83 : 23,632.91 = 6,988.55 : x
  2. Step 2: Convert to fraction form
    15,753.83/23,632.91 = 6,988.55/x
  3. Step 3: Cross multiply
    15,753.83x = 23,632.91 × 6,988.55
  4. Step 4: Simplify right side
    15,753.83x = 165,159,738.24
  5. Step 5: Solve for x
    x = 165,159,738.24/15,753.83
  6. Step 6: Final answer
    x = 10,483.78

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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.