Home / 31,319.02-46,986.20-10,260.19

Finding the Fourth Proportional to 31,319.02, 46,986.20 and 10,260.19

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Solution

The fourth proportional to 31,319.02, 46,986.20 and 10,260.19 is: 15,392.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,319.02 : 46,986.20 = 10,260.19 : x
  2. Step 2: Convert to fraction form
    31,319.02/46,986.20 = 10,260.19/x
  3. Step 3: Cross multiply
    31,319.02x = 46,986.20 × 10,260.19
  4. Step 4: Simplify right side
    31,319.02x = 482,087,339.38
  5. Step 5: Solve for x
    x = 482,087,339.38/31,319.02
  6. Step 6: Final answer
    x = 15,392.80

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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.