Home / 19,288.78-26,623.38-10,910.14

Finding the Fourth Proportional to 19,288.78, 26,623.38 and 10,910.14

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Solution

The fourth proportional to 19,288.78, 26,623.38 and 10,910.14 is: 15,058.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,288.78 : 26,623.38 = 10,910.14 : x
  2. Step 2: Convert to fraction form
    19,288.78/26,623.38 = 10,910.14/x
  3. Step 3: Cross multiply
    19,288.78x = 26,623.38 × 10,910.14
  4. Step 4: Simplify right side
    19,288.78x = 290,464,803.07
  5. Step 5: Solve for x
    x = 290,464,803.07/19,288.78
  6. Step 6: Final answer
    x = 15,058.74

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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.