Home / 14,108.12-19,478.04-9,081.06

Finding the Fourth Proportional to 14,108.12, 19,478.04 and 9,081.06

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Solution

The fourth proportional to 14,108.12, 19,478.04 and 9,081.06 is: 12,537.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.12 : 19,478.04 = 9,081.06 : x
  2. Step 2: Convert to fraction form
    14,108.12/19,478.04 = 9,081.06/x
  3. Step 3: Cross multiply
    14,108.12x = 19,478.04 × 9,081.06
  4. Step 4: Simplify right side
    14,108.12x = 176,881,249.92
  5. Step 5: Solve for x
    x = 176,881,249.92/14,108.12
  6. Step 6: Final answer
    x = 12,537.55

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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.