Home / 32,760.06-45,209.52-18,612.96

Finding the Fourth Proportional to 32,760.06, 45,209.52 and 18,612.96

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Solution

The fourth proportional to 32,760.06, 45,209.52 and 18,612.96 is: 25,686.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,760.06 : 45,209.52 = 18,612.96 : x
  2. Step 2: Convert to fraction form
    32,760.06/45,209.52 = 18,612.96/x
  3. Step 3: Cross multiply
    32,760.06x = 45,209.52 × 18,612.96
  4. Step 4: Simplify right side
    32,760.06x = 841,482,987.38
  5. Step 5: Solve for x
    x = 841,482,987.38/32,760.06
  6. Step 6: Final answer
    x = 25,686.25

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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.