Home / 52,378.14-72,283.46-29,718.09

Finding the Fourth Proportional to 52,378.14, 72,283.46 and 29,718.09

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Solution

The fourth proportional to 52,378.14, 72,283.46 and 29,718.09 is: 41,011.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,378.14 : 72,283.46 = 29,718.09 : x
  2. Step 2: Convert to fraction form
    52,378.14/72,283.46 = 29,718.09/x
  3. Step 3: Cross multiply
    52,378.14x = 72,283.46 × 29,718.09
  4. Step 4: Simplify right side
    52,378.14x = 2,148,126,173.02
  5. Step 5: Solve for x
    x = 2,148,126,173.02/52,378.14
  6. Step 6: Final answer
    x = 41,011.88

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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.