Home / 32,827.51-45,301.98-18,680.36

Finding the Fourth Proportional to 32,827.51, 45,301.98 and 18,680.36

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Solution

The fourth proportional to 32,827.51, 45,301.98 and 18,680.36 is: 25,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,827.51 : 45,301.98 = 18,680.36 : x
  2. Step 2: Convert to fraction form
    32,827.51/45,301.98 = 18,680.36/x
  3. Step 3: Cross multiply
    32,827.51x = 45,301.98 × 18,680.36
  4. Step 4: Simplify right side
    32,827.51x = 846,257,138.65
  5. Step 5: Solve for x
    x = 846,257,138.65/32,827.51
  6. Step 6: Final answer
    x = 25,778.90

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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.