Home / 27,689.07-41,519.01-12,088.47

Finding the Fourth Proportional to 27,689.07, 41,519.01 and 12,088.47

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Solution

The fourth proportional to 27,689.07, 41,519.01 and 12,088.47 is: 18,126.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,689.07 : 41,519.01 = 12,088.47 : x
  2. Step 2: Convert to fraction form
    27,689.07/41,519.01 = 12,088.47/x
  3. Step 3: Cross multiply
    27,689.07x = 41,519.01 × 12,088.47
  4. Step 4: Simplify right side
    27,689.07x = 501,901,306.81
  5. Step 5: Solve for x
    x = 501,901,306.81/27,689.07
  6. Step 6: Final answer
    x = 18,126.33

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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.