Home / 52,632.95-72,632.60-28,759.11

Finding the Fourth Proportional to 52,632.95, 72,632.60 and 28,759.11

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Solution

The fourth proportional to 52,632.95, 72,632.60 and 28,759.11 is: 39,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,632.95 : 72,632.60 = 28,759.11 : x
  2. Step 2: Convert to fraction form
    52,632.95/72,632.60 = 28,759.11/x
  3. Step 3: Cross multiply
    52,632.95x = 72,632.60 × 28,759.11
  4. Step 4: Simplify right side
    52,632.95x = 2,088,848,932.99
  5. Step 5: Solve for x
    x = 2,088,848,932.99/52,632.95
  6. Step 6: Final answer
    x = 39,687.10

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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.