Home / 19,058.88-26,287.20-13,091.52

Finding the Fourth Proportional to 19,058.88, 26,287.20 and 13,091.52

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Solution

The fourth proportional to 19,058.88, 26,287.20 and 13,091.52 is: 18,056.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,058.88 : 26,287.20 = 13,091.52 : x
  2. Step 2: Convert to fraction form
    19,058.88/26,287.20 = 13,091.52/x
  3. Step 3: Cross multiply
    19,058.88x = 26,287.20 × 13,091.52
  4. Step 4: Simplify right side
    19,058.88x = 344,139,404.54
  5. Step 5: Solve for x
    x = 344,139,404.54/19,058.88
  6. Step 6: Final answer
    x = 18,056.64

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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.