Home / 15,064.94-22,567.99-7,156.20

Finding the Fourth Proportional to 15,064.94, 22,567.99 and 7,156.20

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Solution

The fourth proportional to 15,064.94, 22,567.99 and 7,156.20 is: 10,720.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,064.94 : 22,567.99 = 7,156.20 : x
  2. Step 2: Convert to fraction form
    15,064.94/22,567.99 = 7,156.20/x
  3. Step 3: Cross multiply
    15,064.94x = 22,567.99 × 7,156.20
  4. Step 4: Simplify right side
    15,064.94x = 161,500,919.31
  5. Step 5: Solve for x
    x = 161,500,919.31/15,064.94
  6. Step 6: Final answer
    x = 10,720.32

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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.