Home / 52,394.40-72,301.34-28,519.66

Finding the Fourth Proportional to 52,394.40, 72,301.34 and 28,519.66

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Solution

The fourth proportional to 52,394.40, 72,301.34 and 28,519.66 is: 39,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,394.40 : 72,301.34 = 28,519.66 : x
  2. Step 2: Convert to fraction form
    52,394.40/72,301.34 = 28,519.66/x
  3. Step 3: Cross multiply
    52,394.40x = 72,301.34 × 28,519.66
  4. Step 4: Simplify right side
    52,394.40x = 2,062,009,634.34
  5. Step 5: Solve for x
    x = 2,062,009,634.34/52,394.40
  6. Step 6: Final answer
    x = 39,355.53

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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.