Home / 55,548.81-76,655.85-31,674.93

Finding the Fourth Proportional to 55,548.81, 76,655.85 and 31,674.93

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Solution

The fourth proportional to 55,548.81, 76,655.85 and 31,674.93 is: 43,710.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,548.81 : 76,655.85 = 31,674.93 : x
  2. Step 2: Convert to fraction form
    55,548.81/76,655.85 = 31,674.93/x
  3. Step 3: Cross multiply
    55,548.81x = 76,655.85 × 31,674.93
  4. Step 4: Simplify right side
    55,548.81x = 2,428,068,682.84
  5. Step 5: Solve for x
    x = 2,428,068,682.84/55,548.81
  6. Step 6: Final answer
    x = 43,710.54

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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.