Home / 31,852.55-43,957.20-17,705.09

Finding the Fourth Proportional to 31,852.55, 43,957.20 and 17,705.09

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Solution

The fourth proportional to 31,852.55, 43,957.20 and 17,705.09 is: 24,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,852.55 : 43,957.20 = 17,705.09 : x
  2. Step 2: Convert to fraction form
    31,852.55/43,957.20 = 17,705.09/x
  3. Step 3: Cross multiply
    31,852.55x = 43,957.20 × 17,705.09
  4. Step 4: Simplify right side
    31,852.55x = 778,265,962.36
  5. Step 5: Solve for x
    x = 778,265,962.36/31,852.55
  6. Step 6: Final answer
    x = 24,433.40

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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.