Home / 32,828.58-45,298.17-18,681.66

Finding the Fourth Proportional to 32,828.58, 45,298.17 and 18,681.66

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Solution

The fourth proportional to 32,828.58, 45,298.17 and 18,681.66 is: 25,777.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,828.58 : 45,298.17 = 18,681.66 : x
  2. Step 2: Convert to fraction form
    32,828.58/45,298.17 = 18,681.66/x
  3. Step 3: Cross multiply
    32,828.58x = 45,298.17 × 18,681.66
  4. Step 4: Simplify right side
    32,828.58x = 846,245,010.56
  5. Step 5: Solve for x
    x = 846,245,010.56/32,828.58
  6. Step 6: Final answer
    x = 25,777.69

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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.