Home / 27,095.17-37,392.78-15,157.79

Finding the Fourth Proportional to 27,095.17, 37,392.78 and 15,157.79

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Solution

The fourth proportional to 27,095.17, 37,392.78 and 15,157.79 is: 20,918.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,095.17 : 37,392.78 = 15,157.79 : x
  2. Step 2: Convert to fraction form
    27,095.17/37,392.78 = 15,157.79/x
  3. Step 3: Cross multiply
    27,095.17x = 37,392.78 × 15,157.79
  4. Step 4: Simplify right side
    27,095.17x = 566,792,057.08
  5. Step 5: Solve for x
    x = 566,792,057.08/27,095.17
  6. Step 6: Final answer
    x = 20,918.57

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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.