Home / 49,066.01-73,581.16-20,988.12

Finding the Fourth Proportional to 49,066.01, 73,581.16 and 20,988.12

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Solution

The fourth proportional to 49,066.01, 73,581.16 and 20,988.12 is: 31,474.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,066.01 : 73,581.16 = 20,988.12 : x
  2. Step 2: Convert to fraction form
    49,066.01/73,581.16 = 20,988.12/x
  3. Step 3: Cross multiply
    49,066.01x = 73,581.16 × 20,988.12
  4. Step 4: Simplify right side
    49,066.01x = 1,544,329,979.40
  5. Step 5: Solve for x
    x = 1,544,329,979.40/49,066.01
  6. Step 6: Final answer
    x = 31,474.54

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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.