Home / 56,074.56-77,382.84-30,924.06

Finding the Fourth Proportional to 56,074.56, 77,382.84 and 30,924.06

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Solution

The fourth proportional to 56,074.56, 77,382.84 and 30,924.06 is: 42,675.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,074.56 : 77,382.84 = 30,924.06 : x
  2. Step 2: Convert to fraction form
    56,074.56/77,382.84 = 30,924.06/x
  3. Step 3: Cross multiply
    56,074.56x = 77,382.84 × 30,924.06
  4. Step 4: Simplify right side
    56,074.56x = 2,392,991,587.13
  5. Step 5: Solve for x
    x = 2,392,991,587.13/56,074.56
  6. Step 6: Final answer
    x = 42,675.17

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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.