Home / 19,088.36-26,352.97-12,713.30

Finding the Fourth Proportional to 19,088.36, 26,352.97 and 12,713.30

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Solution

The fourth proportional to 19,088.36, 26,352.97 and 12,713.30 is: 17,551.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,088.36 : 26,352.97 = 12,713.30 : x
  2. Step 2: Convert to fraction form
    19,088.36/26,352.97 = 12,713.30/x
  3. Step 3: Cross multiply
    19,088.36x = 26,352.97 × 12,713.30
  4. Step 4: Simplify right side
    19,088.36x = 335,033,049.95
  5. Step 5: Solve for x
    x = 335,033,049.95/19,088.36
  6. Step 6: Final answer
    x = 17,551.70

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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.