Home / 51,955.64-71,705.55-29,301.72

Finding the Fourth Proportional to 51,955.64, 71,705.55 and 29,301.72

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Solution

The fourth proportional to 51,955.64, 71,705.55 and 29,301.72 is: 40,440.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,955.64 : 71,705.55 = 29,301.72 : x
  2. Step 2: Convert to fraction form
    51,955.64/71,705.55 = 29,301.72/x
  3. Step 3: Cross multiply
    51,955.64x = 71,705.55 × 29,301.72
  4. Step 4: Simplify right side
    51,955.64x = 2,101,095,789.53
  5. Step 5: Solve for x
    x = 2,101,095,789.53/51,955.64
  6. Step 6: Final answer
    x = 40,440.18

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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.