Home / 32,957.50-45,481.35-18,810.04

Finding the Fourth Proportional to 32,957.50, 45,481.35 and 18,810.04

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Solution

The fourth proportional to 32,957.50, 45,481.35 and 18,810.04 is: 25,957.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,957.50 : 45,481.35 = 18,810.04 : x
  2. Step 2: Convert to fraction form
    32,957.50/45,481.35 = 18,810.04/x
  3. Step 3: Cross multiply
    32,957.50x = 45,481.35 × 18,810.04
  4. Step 4: Simplify right side
    32,957.50x = 855,506,012.75
  5. Step 5: Solve for x
    x = 855,506,012.75/32,957.50
  6. Step 6: Final answer
    x = 25,957.86

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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.