Home / 51,986.50-71,748.39-29,330.14

Finding the Fourth Proportional to 51,986.50, 71,748.39 and 29,330.14

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Solution

The fourth proportional to 51,986.50, 71,748.39 and 29,330.14 is: 40,479.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,986.50 : 71,748.39 = 29,330.14 : x
  2. Step 2: Convert to fraction form
    51,986.50/71,748.39 = 29,330.14/x
  3. Step 3: Cross multiply
    51,986.50x = 71,748.39 × 29,330.14
  4. Step 4: Simplify right side
    51,986.50x = 2,104,390,323.47
  5. Step 5: Solve for x
    x = 2,104,390,323.47/51,986.50
  6. Step 6: Final answer
    x = 40,479.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.