Home / 27,100.02-37,399.86-15,162.70

Finding the Fourth Proportional to 27,100.02, 37,399.86 and 15,162.70

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Solution

The fourth proportional to 27,100.02, 37,399.86 and 15,162.70 is: 20,925.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.02 : 37,399.86 = 15,162.70 : x
  2. Step 2: Convert to fraction form
    27,100.02/37,399.86 = 15,162.70/x
  3. Step 3: Cross multiply
    27,100.02x = 37,399.86 × 15,162.70
  4. Step 4: Simplify right side
    27,100.02x = 567,082,857.22
  5. Step 5: Solve for x
    x = 567,082,857.22/27,100.02
  6. Step 6: Final answer
    x = 20,925.55

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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.