Home / 32,816.77-45,287.03-18,669.65

Finding the Fourth Proportional to 32,816.77, 45,287.03 and 18,669.65

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Solution

The fourth proportional to 32,816.77, 45,287.03 and 18,669.65 is: 25,764.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,816.77 : 45,287.03 = 18,669.65 : x
  2. Step 2: Convert to fraction form
    32,816.77/45,287.03 = 18,669.65/x
  3. Step 3: Cross multiply
    32,816.77x = 45,287.03 × 18,669.65
  4. Step 4: Simplify right side
    32,816.77x = 845,492,819.88
  5. Step 5: Solve for x
    x = 845,492,819.88/32,816.77
  6. Step 6: Final answer
    x = 25,764.05

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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.