Home / 27,922.76-38,533.50-15,986.19

Finding the Fourth Proportional to 27,922.76, 38,533.50 and 15,986.19

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Solution

The fourth proportional to 27,922.76, 38,533.50 and 15,986.19 is: 22,061.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922.76 : 38,533.50 = 15,986.19 : x
  2. Step 2: Convert to fraction form
    27,922.76/38,533.50 = 15,986.19/x
  3. Step 3: Cross multiply
    27,922.76x = 38,533.50 × 15,986.19
  4. Step 4: Simplify right side
    27,922.76x = 616,003,996.87
  5. Step 5: Solve for x
    x = 616,003,996.87/27,922.76
  6. Step 6: Final answer
    x = 22,061.00

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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.