Home / 52,436.89-72,363.54-28,563.76

Finding the Fourth Proportional to 52,436.89, 72,363.54 and 28,563.76

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Solution

The fourth proportional to 52,436.89, 72,363.54 and 28,563.76 is: 39,418.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,436.89 : 72,363.54 = 28,563.76 : x
  2. Step 2: Convert to fraction form
    52,436.89/72,363.54 = 28,563.76/x
  3. Step 3: Cross multiply
    52,436.89x = 72,363.54 × 28,563.76
  4. Step 4: Simplify right side
    52,436.89x = 2,066,974,789.31
  5. Step 5: Solve for x
    x = 2,066,974,789.31/52,436.89
  6. Step 6: Final answer
    x = 39,418.33

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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.