Home / 27,605.57-38,094.85-15,340.93

Finding the Fourth Proportional to 27,605.57, 38,094.85 and 15,340.93

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Solution

The fourth proportional to 27,605.57, 38,094.85 and 15,340.93 is: 21,170.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,605.57 : 38,094.85 = 15,340.93 : x
  2. Step 2: Convert to fraction form
    27,605.57/38,094.85 = 15,340.93/x
  3. Step 3: Cross multiply
    27,605.57x = 38,094.85 × 15,340.93
  4. Step 4: Simplify right side
    27,605.57x = 584,410,427.21
  5. Step 5: Solve for x
    x = 584,410,427.21/27,605.57
  6. Step 6: Final answer
    x = 21,170.02

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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.