Home / 28,349.87-42,526.22-20,066.94

Finding the Fourth Proportional to 28,349.87, 42,526.22 and 20,066.94

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Solution

The fourth proportional to 28,349.87, 42,526.22 and 20,066.94 is: 30,101.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,349.87 : 42,526.22 = 20,066.94 : x
  2. Step 2: Convert to fraction form
    28,349.87/42,526.22 = 20,066.94/x
  3. Step 3: Cross multiply
    28,349.87x = 42,526.22 × 20,066.94
  4. Step 4: Simplify right side
    28,349.87x = 853,371,004.83
  5. Step 5: Solve for x
    x = 853,371,004.83/28,349.87
  6. Step 6: Final answer
    x = 30,101.41

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1.5x scale

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.