Home / 27,191.15-37,526.34-15,859.77

Finding the Fourth Proportional to 27,191.15, 37,526.34 and 15,859.77

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Solution

The fourth proportional to 27,191.15, 37,526.34 and 15,859.77 is: 21,887.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191.15 : 37,526.34 = 15,859.77 : x
  2. Step 2: Convert to fraction form
    27,191.15/37,526.34 = 15,859.77/x
  3. Step 3: Cross multiply
    27,191.15x = 37,526.34 × 15,859.77
  4. Step 4: Simplify right side
    27,191.15x = 595,159,121.34
  5. Step 5: Solve for x
    x = 595,159,121.34/27,191.15
  6. Step 6: Final answer
    x = 21,887.97

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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.