Home / 31,280.94-46,910.07-9,088.38

Finding the Fourth Proportional to 31,280.94, 46,910.07 and 9,088.38

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Solution

The fourth proportional to 31,280.94, 46,910.07 and 9,088.38 is: 13,629.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,280.94 : 46,910.07 = 9,088.38 : x
  2. Step 2: Convert to fraction form
    31,280.94/46,910.07 = 9,088.38/x
  3. Step 3: Cross multiply
    31,280.94x = 46,910.07 × 9,088.38
  4. Step 4: Simplify right side
    31,280.94x = 426,336,541.99
  5. Step 5: Solve for x
    x = 426,336,541.99/31,280.94
  6. Step 6: Final answer
    x = 13,629.28

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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.