Home / 18,880.08-26,047.02-11,326.56

Finding the Fourth Proportional to 18,880.08, 26,047.02 and 11,326.56

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Solution

The fourth proportional to 18,880.08, 26,047.02 and 11,326.56 is: 15,626.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,880.08 : 26,047.02 = 11,326.56 : x
  2. Step 2: Convert to fraction form
    18,880.08/26,047.02 = 11,326.56/x
  3. Step 3: Cross multiply
    18,880.08x = 26,047.02 × 11,326.56
  4. Step 4: Simplify right side
    18,880.08x = 295,023,134.85
  5. Step 5: Solve for x
    x = 295,023,134.85/18,880.08
  6. Step 6: Final answer
    x = 15,626.16

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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.