Home / 54,671.18-82,041.33-31,343.18

Finding the Fourth Proportional to 54,671.18, 82,041.33 and 31,343.18

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Solution

The fourth proportional to 54,671.18, 82,041.33 and 31,343.18 is: 47,034.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,671.18 : 82,041.33 = 31,343.18 : x
  2. Step 2: Convert to fraction form
    54,671.18/82,041.33 = 31,343.18/x
  3. Step 3: Cross multiply
    54,671.18x = 82,041.33 × 31,343.18
  4. Step 4: Simplify right side
    54,671.18x = 2,571,436,173.63
  5. Step 5: Solve for x
    x = 2,571,436,173.63/54,671.18
  6. Step 6: Final answer
    x = 47,034.58

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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.