Home / 27,072.13-37,364.15-15,748.19

Finding the Fourth Proportional to 27,072.13, 37,364.15 and 15,748.19

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Solution

The fourth proportional to 27,072.13, 37,364.15 and 15,748.19 is: 21,735.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.13 : 37,364.15 = 15,748.19 : x
  2. Step 2: Convert to fraction form
    27,072.13/37,364.15 = 15,748.19/x
  3. Step 3: Cross multiply
    27,072.13x = 37,364.15 × 15,748.19
  4. Step 4: Simplify right side
    27,072.13x = 588,417,733.39
  5. Step 5: Solve for x
    x = 588,417,733.39/27,072.13
  6. Step 6: Final answer
    x = 21,735.18

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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.