Home / 55,823.64-77,036.61-30,673.14

Finding the Fourth Proportional to 55,823.64, 77,036.61 and 30,673.14

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Solution

The fourth proportional to 55,823.64, 77,036.61 and 30,673.14 is: 42,328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,823.64 : 77,036.61 = 30,673.14 : x
  2. Step 2: Convert to fraction form
    55,823.64/77,036.61 = 30,673.14/x
  3. Step 3: Cross multiply
    55,823.64x = 77,036.61 × 30,673.14
  4. Step 4: Simplify right side
    55,823.64x = 2,362,954,723.66
  5. Step 5: Solve for x
    x = 2,362,954,723.66/55,823.64
  6. Step 6: Final answer
    x = 42,328.93

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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.