Home / 38,717.20-58,095-15,343.12

Finding the Fourth Proportional to 38,717.20, 58,095 and 15,343.12

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Solution

The fourth proportional to 38,717.20, 58,095 and 15,343.12 is: 23,022.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,717.20 : 58,095 = 15,343.12 : x
  2. Step 2: Convert to fraction form
    38,717.20/58,095 = 15,343.12/x
  3. Step 3: Cross multiply
    38,717.20x = 58,095 × 15,343.12
  4. Step 4: Simplify right side
    38,717.20x = 891,358,556.40
  5. Step 5: Solve for x
    x = 891,358,556.40/38,717.20
  6. Step 6: Final answer
    x = 23,022.29

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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.