Home / 31,258.12-46,871.24-10,184.61

Finding the Fourth Proportional to 31,258.12, 46,871.24 and 10,184.61

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Solution

The fourth proportional to 31,258.12, 46,871.24 and 10,184.61 is: 15,271.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,258.12 : 46,871.24 = 10,184.61 : x
  2. Step 2: Convert to fraction form
    31,258.12/46,871.24 = 10,184.61/x
  3. Step 3: Cross multiply
    31,258.12x = 46,871.24 × 10,184.61
  4. Step 4: Simplify right side
    31,258.12x = 477,365,299.62
  5. Step 5: Solve for x
    x = 477,365,299.62/31,258.12
  6. Step 6: Final answer
    x = 15,271.72

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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.