Home / 14,088.52-19,418.53-11,246.78

Finding the Fourth Proportional to 14,088.52, 19,418.53 and 11,246.78

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Solution

The fourth proportional to 14,088.52, 19,418.53 and 11,246.78 is: 15,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.52 : 19,418.53 = 11,246.78 : x
  2. Step 2: Convert to fraction form
    14,088.52/19,418.53 = 11,246.78/x
  3. Step 3: Cross multiply
    14,088.52x = 19,418.53 × 11,246.78
  4. Step 4: Simplify right side
    14,088.52x = 218,395,934.83
  5. Step 5: Solve for x
    x = 218,395,934.83/14,088.52
  6. Step 6: Final answer
    x = 15,501.69

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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.