Home / 26,366.08-36,388.56-15,188.08

Finding the Fourth Proportional to 26,366.08, 36,388.56 and 15,188.08

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Solution

The fourth proportional to 26,366.08, 36,388.56 and 15,188.08 is: 20,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,366.08 : 36,388.56 = 15,188.08 : x
  2. Step 2: Convert to fraction form
    26,366.08/36,388.56 = 15,188.08/x
  3. Step 3: Cross multiply
    26,366.08x = 36,388.56 × 15,188.08
  4. Step 4: Simplify right side
    26,366.08x = 552,672,360.36
  5. Step 5: Solve for x
    x = 552,672,360.36/26,366.08
  6. Step 6: Final answer
    x = 20,961.49

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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.