Home / 31,228.20-46,844.73-9,041.90

Finding the Fourth Proportional to 31,228.20, 46,844.73 and 9,041.90

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Solution

The fourth proportional to 31,228.20, 46,844.73 and 9,041.90 is: 13,563.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.20 : 46,844.73 = 9,041.90 : x
  2. Step 2: Convert to fraction form
    31,228.20/46,844.73 = 9,041.90/x
  3. Step 3: Cross multiply
    31,228.20x = 46,844.73 × 9,041.90
  4. Step 4: Simplify right side
    31,228.20x = 423,565,129.96
  5. Step 5: Solve for x
    x = 423,565,129.96/31,228.20
  6. Step 6: Final answer
    x = 13,563.55

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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.