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Finding the Fourth Proportional to 32,742.82, 49,119.90 and 10,556.92

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Solution

The fourth proportional to 32,742.82, 49,119.90 and 10,556.92 is: 15,837.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,742.82 : 49,119.90 = 10,556.92 : x
  2. Step 2: Convert to fraction form
    32,742.82/49,119.90 = 10,556.92/x
  3. Step 3: Cross multiply
    32,742.82x = 49,119.90 × 10,556.92
  4. Step 4: Simplify right side
    32,742.82x = 518,554,854.71
  5. Step 5: Solve for x
    x = 518,554,854.71/32,742.82
  6. Step 6: Final answer
    x = 15,837.21

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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.