Home / 57,066.14-85,582.49-21,501.80

Finding the Fourth Proportional to 57,066.14, 85,582.49 and 21,501.80

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Solution

The fourth proportional to 57,066.14, 85,582.49 and 21,501.80 is: 32,246.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,066.14 : 85,582.49 = 21,501.80 : x
  2. Step 2: Convert to fraction form
    57,066.14/85,582.49 = 21,501.80/x
  3. Step 3: Cross multiply
    57,066.14x = 85,582.49 × 21,501.80
  4. Step 4: Simplify right side
    57,066.14x = 1,840,177,048.06
  5. Step 5: Solve for x
    x = 1,840,177,048.06/57,066.14
  6. Step 6: Final answer
    x = 32,246.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.