Home / 31,848.75-43,951.08-17,701.50

Finding the Fourth Proportional to 31,848.75, 43,951.08 and 17,701.50

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Solution

The fourth proportional to 31,848.75, 43,951.08 and 17,701.50 is: 24,427.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,848.75 : 43,951.08 = 17,701.50 : x
  2. Step 2: Convert to fraction form
    31,848.75/43,951.08 = 17,701.50/x
  3. Step 3: Cross multiply
    31,848.75x = 43,951.08 × 17,701.50
  4. Step 4: Simplify right side
    31,848.75x = 778,000,042.62
  5. Step 5: Solve for x
    x = 778,000,042.62/31,848.75
  6. Step 6: Final answer
    x = 24,427.96

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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.