Home / 51,374.55-70,931.79-33,269.03

Finding the Fourth Proportional to 51,374.55, 70,931.79 and 33,269.03

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Solution

The fourth proportional to 51,374.55, 70,931.79 and 33,269.03 is: 45,933.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,374.55 : 70,931.79 = 33,269.03 : x
  2. Step 2: Convert to fraction form
    51,374.55/70,931.79 = 33,269.03/x
  3. Step 3: Cross multiply
    51,374.55x = 70,931.79 × 33,269.03
  4. Step 4: Simplify right side
    51,374.55x = 2,359,831,849.46
  5. Step 5: Solve for x
    x = 2,359,831,849.46/51,374.55
  6. Step 6: Final answer
    x = 45,933.87

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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.