Home / 52,850.34-72,934.47-28,975.59

Finding the Fourth Proportional to 52,850.34, 72,934.47 and 28,975.59

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Solution

The fourth proportional to 52,850.34, 72,934.47 and 28,975.59 is: 39,986.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,850.34 : 72,934.47 = 28,975.59 : x
  2. Step 2: Convert to fraction form
    52,850.34/72,934.47 = 28,975.59/x
  3. Step 3: Cross multiply
    52,850.34x = 72,934.47 × 28,975.59
  4. Step 4: Simplify right side
    52,850.34x = 2,113,319,299.59
  5. Step 5: Solve for x
    x = 2,113,319,299.59/52,850.34
  6. Step 6: Final answer
    x = 39,986.86

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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.