Home / 27,507.14-37,960.76-15,570.22

Finding the Fourth Proportional to 27,507.14, 37,960.76 and 15,570.22

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Solution

The fourth proportional to 27,507.14, 37,960.76 and 15,570.22 is: 21,487.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,507.14 : 37,960.76 = 15,570.22 : x
  2. Step 2: Convert to fraction form
    27,507.14/37,960.76 = 15,570.22/x
  3. Step 3: Cross multiply
    27,507.14x = 37,960.76 × 15,570.22
  4. Step 4: Simplify right side
    27,507.14x = 591,057,384.57
  5. Step 5: Solve for x
    x = 591,057,384.57/27,507.14
  6. Step 6: Final answer
    x = 21,487.42

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Double scale
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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.