Home / 31,859.50-43,965.98-17,712.34

Finding the Fourth Proportional to 31,859.50, 43,965.98 and 17,712.34

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Solution

The fourth proportional to 31,859.50, 43,965.98 and 17,712.34 is: 24,442.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,859.50 : 43,965.98 = 17,712.34 : x
  2. Step 2: Convert to fraction form
    31,859.50/43,965.98 = 17,712.34/x
  3. Step 3: Cross multiply
    31,859.50x = 43,965.98 × 17,712.34
  4. Step 4: Simplify right side
    31,859.50x = 778,740,386.19
  5. Step 5: Solve for x
    x = 778,740,386.19/31,859.50
  6. Step 6: Final answer
    x = 24,442.96

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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.