Home / 22,933.02-31,646.16-12,860.73

Finding the Fourth Proportional to 22,933.02, 31,646.16 and 12,860.73

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Solution

The fourth proportional to 22,933.02, 31,646.16 and 12,860.73 is: 17,747.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,933.02 : 31,646.16 = 12,860.73 : x
  2. Step 2: Convert to fraction form
    22,933.02/31,646.16 = 12,860.73/x
  3. Step 3: Cross multiply
    22,933.02x = 31,646.16 × 12,860.73
  4. Step 4: Simplify right side
    22,933.02x = 406,992,719.30
  5. Step 5: Solve for x
    x = 406,992,719.30/22,933.02
  6. Step 6: Final answer
    x = 17,747.02

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1.5x scale

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.