Home / 51,675.80-71,313.35-29,019.69

Finding the Fourth Proportional to 51,675.80, 71,313.35 and 29,019.69

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Solution

The fourth proportional to 51,675.80, 71,313.35 and 29,019.69 is: 40,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,675.80 : 71,313.35 = 29,019.69 : x
  2. Step 2: Convert to fraction form
    51,675.80/71,313.35 = 29,019.69/x
  3. Step 3: Cross multiply
    51,675.80x = 71,313.35 × 29,019.69
  4. Step 4: Simplify right side
    51,675.80x = 2,069,491,164.76
  5. Step 5: Solve for x
    x = 2,069,491,164.76/51,675.80
  6. Step 6: Final answer
    x = 40,047.59

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1.5x scale

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.