Home / 19,017.62-26,243.56-10,519.20

Finding the Fourth Proportional to 19,017.62, 26,243.56 and 10,519.20

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Solution

The fourth proportional to 19,017.62, 26,243.56 and 10,519.20 is: 14,516.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017.62 : 26,243.56 = 10,519.20 : x
  2. Step 2: Convert to fraction form
    19,017.62/26,243.56 = 10,519.20/x
  3. Step 3: Cross multiply
    19,017.62x = 26,243.56 × 10,519.20
  4. Step 4: Simplify right side
    19,017.62x = 276,061,256.35
  5. Step 5: Solve for x
    x = 276,061,256.35/19,017.62
  6. Step 6: Final answer
    x = 14,516.08

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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.