Home / 52,871.24-72,955.58-30,211.70

Finding the Fourth Proportional to 52,871.24, 72,955.58 and 30,211.70

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Solution

The fourth proportional to 52,871.24, 72,955.58 and 30,211.70 is: 41,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,871.24 : 72,955.58 = 30,211.70 : x
  2. Step 2: Convert to fraction form
    52,871.24/72,955.58 = 30,211.70/x
  3. Step 3: Cross multiply
    52,871.24x = 72,955.58 × 30,211.70
  4. Step 4: Simplify right side
    52,871.24x = 2,204,112,096.29
  5. Step 5: Solve for x
    x = 2,204,112,096.29/52,871.24
  6. Step 6: Final answer
    x = 41,688.30

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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.