Home / 22,895.08-31,591.56-12,823.96

Finding the Fourth Proportional to 22,895.08, 31,591.56 and 12,823.96

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Solution

The fourth proportional to 22,895.08, 31,591.56 and 12,823.96 is: 17,695.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,895.08 : 31,591.56 = 12,823.96 : x
  2. Step 2: Convert to fraction form
    22,895.08/31,591.56 = 12,823.96/x
  3. Step 3: Cross multiply
    22,895.08x = 31,591.56 × 12,823.96
  4. Step 4: Simplify right side
    22,895.08x = 405,128,901.78
  5. Step 5: Solve for x
    x = 405,128,901.78/22,895.08
  6. Step 6: Final answer
    x = 17,695.02

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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.