Home / 19,254.78-26,570.43-11,298.42

Finding the Fourth Proportional to 19,254.78, 26,570.43 and 11,298.42

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Solution

The fourth proportional to 19,254.78, 26,570.43 and 11,298.42 is: 15,591.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254.78 : 26,570.43 = 11,298.42 : x
  2. Step 2: Convert to fraction form
    19,254.78/26,570.43 = 11,298.42/x
  3. Step 3: Cross multiply
    19,254.78x = 26,570.43 × 11,298.42
  4. Step 4: Simplify right side
    19,254.78x = 300,203,877.72
  5. Step 5: Solve for x
    x = 300,203,877.72/19,254.78
  6. Step 6: Final answer
    x = 15,591.14

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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.