Home / 52,013.94-71,779.20-29,357.70

Finding the Fourth Proportional to 52,013.94, 71,779.20 and 29,357.70

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Solution

The fourth proportional to 52,013.94, 71,779.20 and 29,357.70 is: 40,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,013.94 : 71,779.20 = 29,357.70 : x
  2. Step 2: Convert to fraction form
    52,013.94/71,779.20 = 29,357.70/x
  3. Step 3: Cross multiply
    52,013.94x = 71,779.20 × 29,357.70
  4. Step 4: Simplify right side
    52,013.94x = 2,107,272,219.84
  5. Step 5: Solve for x
    x = 2,107,272,219.84/52,013.94
  6. Step 6: Final answer
    x = 40,513.61

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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.