Home / 55,538.94-76,643.66-30,045.26

Finding the Fourth Proportional to 55,538.94, 76,643.66 and 30,045.26

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Solution

The fourth proportional to 55,538.94, 76,643.66 and 30,045.26 is: 41,462.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,538.94 : 76,643.66 = 30,045.26 : x
  2. Step 2: Convert to fraction form
    55,538.94/76,643.66 = 30,045.26/x
  3. Step 3: Cross multiply
    55,538.94x = 76,643.66 × 30,045.26
  4. Step 4: Simplify right side
    55,538.94x = 2,302,778,158.61
  5. Step 5: Solve for x
    x = 2,302,778,158.61/55,538.94
  6. Step 6: Final answer
    x = 41,462.41

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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.