Home / 15,743.50-23,612.37-5,213.14

Finding the Fourth Proportional to 15,743.50, 23,612.37 and 5,213.14

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Solution

The fourth proportional to 15,743.50, 23,612.37 and 5,213.14 is: 7,818.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.50 : 23,612.37 = 5,213.14 : x
  2. Step 2: Convert to fraction form
    15,743.50/23,612.37 = 5,213.14/x
  3. Step 3: Cross multiply
    15,743.50x = 23,612.37 × 5,213.14
  4. Step 4: Simplify right side
    15,743.50x = 123,094,590.54
  5. Step 5: Solve for x
    x = 123,094,590.54/15,743.50
  6. Step 6: Final answer
    x = 7,818.76

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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.