Home / 55,824.30-77,036.67-30,673.26

Finding the Fourth Proportional to 55,824.30, 77,036.67 and 30,673.26

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Solution

The fourth proportional to 55,824.30, 77,036.67 and 30,673.26 is: 42,328.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,824.30 : 77,036.67 = 30,673.26 : x
  2. Step 2: Convert to fraction form
    55,824.30/77,036.67 = 30,673.26/x
  3. Step 3: Cross multiply
    55,824.30x = 77,036.67 × 30,673.26
  4. Step 4: Simplify right side
    55,824.30x = 2,362,965,808.44
  5. Step 5: Solve for x
    x = 2,362,965,808.44/55,824.30
  6. Step 6: Final answer
    x = 42,328.62

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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.