Home / 55,262.24-82,877.16-19,717.84

Finding the Fourth Proportional to 55,262.24, 82,877.16 and 19,717.84

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Solution

The fourth proportional to 55,262.24, 82,877.16 and 19,717.84 is: 29,570.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,262.24 : 82,877.16 = 19,717.84 : x
  2. Step 2: Convert to fraction form
    55,262.24/82,877.16 = 19,717.84/x
  3. Step 3: Cross multiply
    55,262.24x = 82,877.16 × 19,717.84
  4. Step 4: Simplify right side
    55,262.24x = 1,634,158,580.53
  5. Step 5: Solve for x
    x = 1,634,158,580.53/55,262.24
  6. Step 6: Final answer
    x = 29,570.98

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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.