Home / 26,565.64-36,650.68-15,231.11

Finding the Fourth Proportional to 26,565.64, 36,650.68 and 15,231.11

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Solution

The fourth proportional to 26,565.64, 36,650.68 and 15,231.11 is: 21,013.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,565.64 : 36,650.68 = 15,231.11 : x
  2. Step 2: Convert to fraction form
    26,565.64/36,650.68 = 15,231.11/x
  3. Step 3: Cross multiply
    26,565.64x = 36,650.68 × 15,231.11
  4. Step 4: Simplify right side
    26,565.64x = 558,230,317.32
  5. Step 5: Solve for x
    x = 558,230,317.32/26,565.64
  6. Step 6: Final answer
    x = 21,013.25

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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.