Home / 52,698.09-72,722.84-28,825.23

Finding the Fourth Proportional to 52,698.09, 72,722.84 and 28,825.23

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Solution

The fourth proportional to 52,698.09, 72,722.84 and 28,825.23 is: 39,778.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,698.09 : 72,722.84 = 28,825.23 : x
  2. Step 2: Convert to fraction form
    52,698.09/72,722.84 = 28,825.23/x
  3. Step 3: Cross multiply
    52,698.09x = 72,722.84 × 28,825.23
  4. Step 4: Simplify right side
    52,698.09x = 2,096,252,445.13
  5. Step 5: Solve for x
    x = 2,096,252,445.13/52,698.09
  6. Step 6: Final answer
    x = 39,778.53

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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.