Home / 15,738.48-23,613.18-6,979.53

Finding the Fourth Proportional to 15,738.48, 23,613.18 and 6,979.53

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Solution

The fourth proportional to 15,738.48, 23,613.18 and 6,979.53 is: 10,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,738.48 : 23,613.18 = 6,979.53 : x
  2. Step 2: Convert to fraction form
    15,738.48/23,613.18 = 6,979.53/x
  3. Step 3: Cross multiply
    15,738.48x = 23,613.18 × 6,979.53
  4. Step 4: Simplify right side
    15,738.48x = 164,808,898.21
  5. Step 5: Solve for x
    x = 164,808,898.21/15,738.48
  6. Step 6: Final answer
    x = 10,471.72

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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.