Home / 31,240.24-46,860.72-10,463.20

Finding the Fourth Proportional to 31,240.24, 46,860.72 and 10,463.20

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Solution

The fourth proportional to 31,240.24, 46,860.72 and 10,463.20 is: 15,694.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,240.24 : 46,860.72 = 10,463.20 : x
  2. Step 2: Convert to fraction form
    31,240.24/46,860.72 = 10,463.20/x
  3. Step 3: Cross multiply
    31,240.24x = 46,860.72 × 10,463.20
  4. Step 4: Simplify right side
    31,240.24x = 490,313,085.50
  5. Step 5: Solve for x
    x = 490,313,085.50/31,240.24
  6. Step 6: Final answer
    x = 15,694.92

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1.5x scale

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.