Home / 22,860.53-34,267.25-12,978.93

Finding the Fourth Proportional to 22,860.53, 34,267.25 and 12,978.93

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Solution

The fourth proportional to 22,860.53, 34,267.25 and 12,978.93 is: 19,455.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,860.53 : 34,267.25 = 12,978.93 : x
  2. Step 2: Convert to fraction form
    22,860.53/34,267.25 = 12,978.93/x
  3. Step 3: Cross multiply
    22,860.53x = 34,267.25 × 12,978.93
  4. Step 4: Simplify right side
    22,860.53x = 444,752,399.99
  5. Step 5: Solve for x
    x = 444,752,399.99/22,860.53
  6. Step 6: Final answer
    x = 19,455.04

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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.