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Finding the Fourth Proportional to 52,552.65, 78,820.51 and 15,104.19

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Solution

The fourth proportional to 52,552.65, 78,820.51 and 15,104.19 is: 22,653.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,552.65 : 78,820.51 = 15,104.19 : x
  2. Step 2: Convert to fraction form
    52,552.65/78,820.51 = 15,104.19/x
  3. Step 3: Cross multiply
    52,552.65x = 78,820.51 × 15,104.19
  4. Step 4: Simplify right side
    52,552.65x = 1,190,519,958.94
  5. Step 5: Solve for x
    x = 1,190,519,958.94/52,552.65
  6. Step 6: Final answer
    x = 22,653.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.