Home / 31,848.12-43,947.45-17,698.23

Finding the Fourth Proportional to 31,848.12, 43,947.45 and 17,698.23

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Solution

The fourth proportional to 31,848.12, 43,947.45 and 17,698.23 is: 24,421.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,848.12 : 43,947.45 = 17,698.23 : x
  2. Step 2: Convert to fraction form
    31,848.12/43,947.45 = 17,698.23/x
  3. Step 3: Cross multiply
    31,848.12x = 43,947.45 × 17,698.23
  4. Step 4: Simplify right side
    31,848.12x = 777,792,078.01
  5. Step 5: Solve for x
    x = 777,792,078.01/31,848.12
  6. Step 6: Final answer
    x = 24,421.91

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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.