Home / 44,039.04-66,082.08-20,665.68

Finding the Fourth Proportional to 44,039.04, 66,082.08 and 20,665.68

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Solution

The fourth proportional to 44,039.04, 66,082.08 and 20,665.68 is: 31,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,039.04 : 66,082.08 = 20,665.68 : x
  2. Step 2: Convert to fraction form
    44,039.04/66,082.08 = 20,665.68/x
  3. Step 3: Cross multiply
    44,039.04x = 66,082.08 × 20,665.68
  4. Step 4: Simplify right side
    44,039.04x = 1,365,631,119.01
  5. Step 5: Solve for x
    x = 1,365,631,119.01/44,039.04
  6. Step 6: Final answer
    x = 31,009.56

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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.