Home / 22,671.06-31,285.44-12,599.25

Finding the Fourth Proportional to 22,671.06, 31,285.44 and 12,599.25

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Solution

The fourth proportional to 22,671.06, 31,285.44 and 12,599.25 is: 17,386.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,671.06 : 31,285.44 = 12,599.25 : x
  2. Step 2: Convert to fraction form
    22,671.06/31,285.44 = 12,599.25/x
  3. Step 3: Cross multiply
    22,671.06x = 31,285.44 × 12,599.25
  4. Step 4: Simplify right side
    22,671.06x = 394,173,079.92
  5. Step 5: Solve for x
    x = 394,173,079.92/22,671.06
  6. Step 6: Final answer
    x = 17,386.62

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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.