Home / 27,091.20-37,384.68-15,152.28

Finding the Fourth Proportional to 27,091.20, 37,384.68 and 15,152.28

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Solution

The fourth proportional to 27,091.20, 37,384.68 and 15,152.28 is: 20,909.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,091.20 : 37,384.68 = 15,152.28 : x
  2. Step 2: Convert to fraction form
    27,091.20/37,384.68 = 15,152.28/x
  3. Step 3: Cross multiply
    27,091.20x = 37,384.68 × 15,152.28
  4. Step 4: Simplify right side
    27,091.20x = 566,463,139.07
  5. Step 5: Solve for x
    x = 566,463,139.07/27,091.20
  6. Step 6: Final answer
    x = 20,909.49

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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.