Home / 22,675.01-31,287.77-12,603.16

Finding the Fourth Proportional to 22,675.01, 31,287.77 and 12,603.16

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Solution

The fourth proportional to 22,675.01, 31,287.77 and 12,603.16 is: 17,390.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,675.01 : 31,287.77 = 12,603.16 : x
  2. Step 2: Convert to fraction form
    22,675.01/31,287.77 = 12,603.16/x
  3. Step 3: Cross multiply
    22,675.01x = 31,287.77 × 12,603.16
  4. Step 4: Simplify right side
    22,675.01x = 394,324,794.71
  5. Step 5: Solve for x
    x = 394,324,794.71/22,675.01
  6. Step 6: Final answer
    x = 17,390.28

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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.