Home / 19,030.33-26,264.97-13,057.09

Finding the Fourth Proportional to 19,030.33, 26,264.97 and 13,057.09

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Solution

The fourth proportional to 19,030.33, 26,264.97 and 13,057.09 is: 18,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.33 : 26,264.97 = 13,057.09 : x
  2. Step 2: Convert to fraction form
    19,030.33/26,264.97 = 13,057.09/x
  3. Step 3: Cross multiply
    19,030.33x = 26,264.97 × 13,057.09
  4. Step 4: Simplify right side
    19,030.33x = 342,944,077.14
  5. Step 5: Solve for x
    x = 342,944,077.14/19,030.33
  6. Step 6: Final answer
    x = 18,020.92

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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.