Home / 27,197.75-37,534.16-15,865.45

Finding the Fourth Proportional to 27,197.75, 37,534.16 and 15,865.45

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Solution

The fourth proportional to 27,197.75, 37,534.16 and 15,865.45 is: 21,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,197.75 : 37,534.16 = 15,865.45 : x
  2. Step 2: Convert to fraction form
    27,197.75/37,534.16 = 15,865.45/x
  3. Step 3: Cross multiply
    27,197.75x = 37,534.16 × 15,865.45
  4. Step 4: Simplify right side
    27,197.75x = 595,496,338.77
  5. Step 5: Solve for x
    x = 595,496,338.77/27,197.75
  6. Step 6: Final answer
    x = 21,895.06

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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.