Home / 32,788.13-45,246.59-18,448.78

Finding the Fourth Proportional to 32,788.13, 45,246.59 and 18,448.78

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Solution

The fourth proportional to 32,788.13, 45,246.59 and 18,448.78 is: 25,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,788.13 : 45,246.59 = 18,448.78 : x
  2. Step 2: Convert to fraction form
    32,788.13/45,246.59 = 18,448.78/x
  3. Step 3: Cross multiply
    32,788.13x = 45,246.59 × 18,448.78
  4. Step 4: Simplify right side
    32,788.13x = 834,744,384.66
  5. Step 5: Solve for x
    x = 834,744,384.66/32,788.13
  6. Step 6: Final answer
    x = 25,458.74

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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.