Home / 66,388.56-99,598.32-22,012.08

Finding the Fourth Proportional to 66,388.56, 99,598.32 and 22,012.08

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Solution

The fourth proportional to 66,388.56, 99,598.32 and 22,012.08 is: 33,023.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,388.56 : 99,598.32 = 22,012.08 : x
  2. Step 2: Convert to fraction form
    66,388.56/99,598.32 = 22,012.08/x
  3. Step 3: Cross multiply
    66,388.56x = 99,598.32 × 22,012.08
  4. Step 4: Simplify right side
    66,388.56x = 2,192,366,187.71
  5. Step 5: Solve for x
    x = 2,192,366,187.71/66,388.56
  6. Step 6: Final answer
    x = 33,023.25

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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.