Home / 54,570.87-75,301.74-30,697.08

Finding the Fourth Proportional to 54,570.87, 75,301.74 and 30,697.08

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Solution

The fourth proportional to 54,570.87, 75,301.74 and 30,697.08 is: 42,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,570.87 : 75,301.74 = 30,697.08 : x
  2. Step 2: Convert to fraction form
    54,570.87/75,301.74 = 30,697.08/x
  3. Step 3: Cross multiply
    54,570.87x = 75,301.74 × 30,697.08
  4. Step 4: Simplify right side
    54,570.87x = 2,311,543,536.92
  5. Step 5: Solve for x
    x = 2,311,543,536.92/54,570.87
  6. Step 6: Final answer
    x = 42,358.56

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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.