Home / 31,032.08-42,822.92-17,603.92

Finding the Fourth Proportional to 31,032.08, 42,822.92 and 17,603.92

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Solution

The fourth proportional to 31,032.08, 42,822.92 and 17,603.92 is: 24,292.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,032.08 : 42,822.92 = 17,603.92 : x
  2. Step 2: Convert to fraction form
    31,032.08/42,822.92 = 17,603.92/x
  3. Step 3: Cross multiply
    31,032.08x = 42,822.92 × 17,603.92
  4. Step 4: Simplify right side
    31,032.08x = 753,851,257.85
  5. Step 5: Solve for x
    x = 753,851,257.85/31,032.08
  6. Step 6: Final answer
    x = 24,292.64

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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.