Home / 22,672.20-31,285.26-12,599.02

Finding the Fourth Proportional to 22,672.20, 31,285.26 and 12,599.02

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Solution

The fourth proportional to 22,672.20, 31,285.26 and 12,599.02 is: 17,385.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,672.20 : 31,285.26 = 12,599.02 : x
  2. Step 2: Convert to fraction form
    22,672.20/31,285.26 = 12,599.02/x
  3. Step 3: Cross multiply
    22,672.20x = 31,285.26 × 12,599.02
  4. Step 4: Simplify right side
    22,672.20x = 394,163,603.00
  5. Step 5: Solve for x
    x = 394,163,603.00/22,672.20
  6. Step 6: Final answer
    x = 17,385.32

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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.