Home / 52,568.47-78,860.04-15,130.72

Finding the Fourth Proportional to 52,568.47, 78,860.04 and 15,130.72

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Solution

The fourth proportional to 52,568.47, 78,860.04 and 15,130.72 is: 22,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,568.47 : 78,860.04 = 15,130.72 : x
  2. Step 2: Convert to fraction form
    52,568.47/78,860.04 = 15,130.72/x
  3. Step 3: Cross multiply
    52,568.47x = 78,860.04 × 15,130.72
  4. Step 4: Simplify right side
    52,568.47x = 1,193,209,184.43
  5. Step 5: Solve for x
    x = 1,193,209,184.43/52,568.47
  6. Step 6: Final answer
    x = 22,698.19

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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.