Home / 22,674.72-31,287.66-12,603.24

Finding the Fourth Proportional to 22,674.72, 31,287.66 and 12,603.24

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Solution

The fourth proportional to 22,674.72, 31,287.66 and 12,603.24 is: 17,390.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,674.72 : 31,287.66 = 12,603.24 : x
  2. Step 2: Convert to fraction form
    22,674.72/31,287.66 = 12,603.24/x
  3. Step 3: Cross multiply
    22,674.72x = 31,287.66 × 12,603.24
  4. Step 4: Simplify right side
    22,674.72x = 394,325,888.02
  5. Step 5: Solve for x
    x = 394,325,888.02/22,674.72
  6. Step 6: Final answer
    x = 17,390.55

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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.