Home / 51,955.08-71,698.80-29,295.18

Finding the Fourth Proportional to 51,955.08, 71,698.80 and 29,295.18

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Solution

The fourth proportional to 51,955.08, 71,698.80 and 29,295.18 is: 40,427.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,955.08 : 71,698.80 = 29,295.18 : x
  2. Step 2: Convert to fraction form
    51,955.08/71,698.80 = 29,295.18/x
  3. Step 3: Cross multiply
    51,955.08x = 71,698.80 × 29,295.18
  4. Step 4: Simplify right side
    51,955.08x = 2,100,429,251.78
  5. Step 5: Solve for x
    x = 2,100,429,251.78/51,955.08
  6. Step 6: Final answer
    x = 40,427.79

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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.