Home / 31,240.28-46,867.36-9,054.56

Finding the Fourth Proportional to 31,240.28, 46,867.36 and 9,054.56

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Solution

The fourth proportional to 31,240.28, 46,867.36 and 9,054.56 is: 13,583.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,240.28 : 46,867.36 = 9,054.56 : x
  2. Step 2: Convert to fraction form
    31,240.28/46,867.36 = 9,054.56/x
  3. Step 3: Cross multiply
    31,240.28x = 46,867.36 × 9,054.56
  4. Step 4: Simplify right side
    31,240.28x = 424,363,323.16
  5. Step 5: Solve for x
    x = 424,363,323.16/31,240.28
  6. Step 6: Final answer
    x = 13,583.85

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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.