Home / 52,231.61-72,077.65-28,357.77

Finding the Fourth Proportional to 52,231.61, 72,077.65 and 28,357.77

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Solution

The fourth proportional to 52,231.61, 72,077.65 and 28,357.77 is: 39,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,231.61 : 72,077.65 = 28,357.77 : x
  2. Step 2: Convert to fraction form
    52,231.61/72,077.65 = 28,357.77/x
  3. Step 3: Cross multiply
    52,231.61x = 72,077.65 × 28,357.77
  4. Step 4: Simplify right side
    52,231.61x = 2,043,961,349.95
  5. Step 5: Solve for x
    x = 2,043,961,349.95/52,231.61
  6. Step 6: Final answer
    x = 39,132.65

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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.