Home / 52,275.33-78,415.92-16,739.78

Finding the Fourth Proportional to 52,275.33, 78,415.92 and 16,739.78

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Solution

The fourth proportional to 52,275.33, 78,415.92 and 16,739.78 is: 25,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,275.33 : 78,415.92 = 16,739.78 : x
  2. Step 2: Convert to fraction form
    52,275.33/78,415.92 = 16,739.78/x
  3. Step 3: Cross multiply
    52,275.33x = 78,415.92 × 16,739.78
  4. Step 4: Simplify right side
    52,275.33x = 1,312,664,857.22
  5. Step 5: Solve for x
    x = 1,312,664,857.22/52,275.33
  6. Step 6: Final answer
    x = 25,110.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.