Home / 43,291.40-64,985.70-33,474.20

Finding the Fourth Proportional to 43,291.40, 64,985.70 and 33,474.20

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Solution

The fourth proportional to 43,291.40, 64,985.70 and 33,474.20 is: 50,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,291.40 : 64,985.70 = 33,474.20 : x
  2. Step 2: Convert to fraction form
    43,291.40/64,985.70 = 33,474.20/x
  3. Step 3: Cross multiply
    43,291.40x = 64,985.70 × 33,474.20
  4. Step 4: Simplify right side
    43,291.40x = 2,175,344,318.94
  5. Step 5: Solve for x
    x = 2,175,344,318.94/43,291.40
  6. Step 6: Final answer
    x = 50,248.88

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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.