Home / 31,260.28-46,891.93-10,200.30

Finding the Fourth Proportional to 31,260.28, 46,891.93 and 10,200.30

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Solution

The fourth proportional to 31,260.28, 46,891.93 and 10,200.30 is: 15,300.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,260.28 : 46,891.93 = 10,200.30 : x
  2. Step 2: Convert to fraction form
    31,260.28/46,891.93 = 10,200.30/x
  3. Step 3: Cross multiply
    31,260.28x = 46,891.93 × 10,200.30
  4. Step 4: Simplify right side
    31,260.28x = 478,311,571.36
  5. Step 5: Solve for x
    x = 478,311,571.36/31,260.28
  6. Step 6: Final answer
    x = 15,300.94

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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.