Home / 32,668.74-45,066.96-20,071.62

Finding the Fourth Proportional to 32,668.74, 45,066.96 and 20,071.62

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Solution

The fourth proportional to 32,668.74, 45,066.96 and 20,071.62 is: 27,689.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,668.74 : 45,066.96 = 20,071.62 : x
  2. Step 2: Convert to fraction form
    32,668.74/45,066.96 = 20,071.62/x
  3. Step 3: Cross multiply
    32,668.74x = 45,066.96 × 20,071.62
  4. Step 4: Simplify right side
    32,668.74x = 904,566,895.68
  5. Step 5: Solve for x
    x = 904,566,895.68/32,668.74
  6. Step 6: Final answer
    x = 27,689.07

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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.