Home / 22,673.55-31,291.44-12,603.93

Finding the Fourth Proportional to 22,673.55, 31,291.44 and 12,603.93

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Solution

The fourth proportional to 22,673.55, 31,291.44 and 12,603.93 is: 17,394.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,673.55 : 31,291.44 = 12,603.93 : x
  2. Step 2: Convert to fraction form
    22,673.55/31,291.44 = 12,603.93/x
  3. Step 3: Cross multiply
    22,673.55x = 31,291.44 × 12,603.93
  4. Step 4: Simplify right side
    22,673.55x = 394,395,236.70
  5. Step 5: Solve for x
    x = 394,395,236.70/22,673.55
  6. Step 6: Final answer
    x = 17,394.51

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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.