Home / 52,849.26-72,931.02-28,976.04

Finding the Fourth Proportional to 52,849.26, 72,931.02 and 28,976.04

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Solution

The fourth proportional to 52,849.26, 72,931.02 and 28,976.04 is: 39,986.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,849.26 : 72,931.02 = 28,976.04 : x
  2. Step 2: Convert to fraction form
    52,849.26/72,931.02 = 28,976.04/x
  3. Step 3: Cross multiply
    52,849.26x = 72,931.02 × 28,976.04
  4. Step 4: Simplify right side
    52,849.26x = 2,113,252,152.76
  5. Step 5: Solve for x
    x = 2,113,252,152.76/52,849.26
  6. Step 6: Final answer
    x = 39,986.41

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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.