Home / 32,788.17-45,247.68-18,641.88

Finding the Fourth Proportional to 32,788.17, 45,247.68 and 18,641.88

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Solution

The fourth proportional to 32,788.17, 45,247.68 and 18,641.88 is: 25,725.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,788.17 : 45,247.68 = 18,641.88 : x
  2. Step 2: Convert to fraction form
    32,788.17/45,247.68 = 18,641.88/x
  3. Step 3: Cross multiply
    32,788.17x = 45,247.68 × 18,641.88
  4. Step 4: Simplify right side
    32,788.17x = 843,501,820.84
  5. Step 5: Solve for x
    x = 843,501,820.84/32,788.17
  6. Step 6: Final answer
    x = 25,725.80

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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.