Home / 31,695.40-43,693.06-24,128.54

Finding the Fourth Proportional to 31,695.40, 43,693.06 and 24,128.54

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Solution

The fourth proportional to 31,695.40, 43,693.06 and 24,128.54 is: 33,261.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,695.40 : 43,693.06 = 24,128.54 : x
  2. Step 2: Convert to fraction form
    31,695.40/43,693.06 = 24,128.54/x
  3. Step 3: Cross multiply
    31,695.40x = 43,693.06 × 24,128.54
  4. Step 4: Simplify right side
    31,695.40x = 1,054,249,745.93
  5. Step 5: Solve for x
    x = 1,054,249,745.93/31,695.40
  6. Step 6: Final answer
    x = 33,261.92

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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.