Home / 19,018.11-26,242.98-10,518.88

Finding the Fourth Proportional to 19,018.11, 26,242.98 and 10,518.88

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Solution

The fourth proportional to 19,018.11, 26,242.98 and 10,518.88 is: 14,514.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018.11 : 26,242.98 = 10,518.88 : x
  2. Step 2: Convert to fraction form
    19,018.11/26,242.98 = 10,518.88/x
  3. Step 3: Cross multiply
    19,018.11x = 26,242.98 × 10,518.88
  4. Step 4: Simplify right side
    19,018.11x = 276,046,757.46
  5. Step 5: Solve for x
    x = 276,046,757.46/19,018.11
  6. Step 6: Final answer
    x = 14,514.94

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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.