Home / 18,280.09-25,226.99-11,210.41

Finding the Fourth Proportional to 18,280.09, 25,226.99 and 11,210.41

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Solution

The fourth proportional to 18,280.09, 25,226.99 and 11,210.41 is: 15,470.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.09 : 25,226.99 = 11,210.41 : x
  2. Step 2: Convert to fraction form
    18,280.09/25,226.99 = 11,210.41/x
  3. Step 3: Cross multiply
    18,280.09x = 25,226.99 × 11,210.41
  4. Step 4: Simplify right side
    18,280.09x = 282,804,900.97
  5. Step 5: Solve for x
    x = 282,804,900.97/18,280.09
  6. Step 6: Final answer
    x = 15,470.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.