Home / 31,494.06-47,241.02-21,603.36

Finding the Fourth Proportional to 31,494.06, 47,241.02 and 21,603.36

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Solution

The fourth proportional to 31,494.06, 47,241.02 and 21,603.36 is: 32,404.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,494.06 : 47,241.02 = 21,603.36 : x
  2. Step 2: Convert to fraction form
    31,494.06/47,241.02 = 21,603.36/x
  3. Step 3: Cross multiply
    31,494.06x = 47,241.02 × 21,603.36
  4. Step 4: Simplify right side
    31,494.06x = 1,020,564,761.83
  5. Step 5: Solve for x
    x = 1,020,564,761.83/31,494.06
  6. Step 6: Final answer
    x = 32,404.99

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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.