Home / 27,837.78-41,746.39-12,045.11

Finding the Fourth Proportional to 27,837.78, 41,746.39 and 12,045.11

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Solution

The fourth proportional to 27,837.78, 41,746.39 and 12,045.11 is: 18,063.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,837.78 : 41,746.39 = 12,045.11 : x
  2. Step 2: Convert to fraction form
    27,837.78/41,746.39 = 12,045.11/x
  3. Step 3: Cross multiply
    27,837.78x = 41,746.39 × 12,045.11
  4. Step 4: Simplify right side
    27,837.78x = 502,839,620.81
  5. Step 5: Solve for x
    x = 502,839,620.81/27,837.78
  6. Step 6: Final answer
    x = 18,063.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.