Home / 52,571.16-72,549.18-28,698.68

Finding the Fourth Proportional to 52,571.16, 72,549.18 and 28,698.68

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Solution

The fourth proportional to 52,571.16, 72,549.18 and 28,698.68 is: 39,604.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,571.16 : 72,549.18 = 28,698.68 : x
  2. Step 2: Convert to fraction form
    52,571.16/72,549.18 = 28,698.68/x
  3. Step 3: Cross multiply
    52,571.16x = 72,549.18 × 28,698.68
  4. Step 4: Simplify right side
    52,571.16x = 2,082,065,882.46
  5. Step 5: Solve for x
    x = 2,082,065,882.46/52,571.16
  6. Step 6: Final answer
    x = 39,604.72

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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.