Home / 31,603.86-47,302.92-23,280.60

Finding the Fourth Proportional to 31,603.86, 47,302.92 and 23,280.60

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Solution

The fourth proportional to 31,603.86, 47,302.92 and 23,280.60 is: 34,845.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,603.86 : 47,302.92 = 23,280.60 : x
  2. Step 2: Convert to fraction form
    31,603.86/47,302.92 = 23,280.60/x
  3. Step 3: Cross multiply
    31,603.86x = 47,302.92 × 23,280.60
  4. Step 4: Simplify right side
    31,603.86x = 1,101,240,359.35
  5. Step 5: Solve for x
    x = 1,101,240,359.35/31,603.86
  6. Step 6: Final answer
    x = 34,845.12

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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.