Home / 14,058.09-19,402.07-8,089.61

Finding the Fourth Proportional to 14,058.09, 19,402.07 and 8,089.61

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Solution

The fourth proportional to 14,058.09, 19,402.07 and 8,089.61 is: 11,164.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,058.09 : 19,402.07 = 8,089.61 : x
  2. Step 2: Convert to fraction form
    14,058.09/19,402.07 = 8,089.61/x
  3. Step 3: Cross multiply
    14,058.09x = 19,402.07 × 8,089.61
  4. Step 4: Simplify right side
    14,058.09x = 156,955,042.03
  5. Step 5: Solve for x
    x = 156,955,042.03/14,058.09
  6. Step 6: Final answer
    x = 11,164.75

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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.