Home / 27,068.09-37,354.77-15,131.93

Finding the Fourth Proportional to 27,068.09, 37,354.77 and 15,131.93

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Solution

The fourth proportional to 27,068.09, 37,354.77 and 15,131.93 is: 20,882.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,068.09 : 37,354.77 = 15,131.93 : x
  2. Step 2: Convert to fraction form
    27,068.09/37,354.77 = 15,131.93/x
  3. Step 3: Cross multiply
    27,068.09x = 37,354.77 × 15,131.93
  4. Step 4: Simplify right side
    27,068.09x = 565,249,578.03
  5. Step 5: Solve for x
    x = 565,249,578.03/27,068.09
  6. Step 6: Final answer
    x = 20,882.51

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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.