Home / 19,118.08-26,387.17-10,623.13

Finding the Fourth Proportional to 19,118.08, 26,387.17 and 10,623.13

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Solution

The fourth proportional to 19,118.08, 26,387.17 and 10,623.13 is: 14,662.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,118.08 : 26,387.17 = 10,623.13 : x
  2. Step 2: Convert to fraction form
    19,118.08/26,387.17 = 10,623.13/x
  3. Step 3: Cross multiply
    19,118.08x = 26,387.17 × 10,623.13
  4. Step 4: Simplify right side
    19,118.08x = 280,314,231.86
  5. Step 5: Solve for x
    x = 280,314,231.86/19,118.08
  6. Step 6: Final answer
    x = 14,662.26

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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.