Home / 36,774.99-55,155.86-15,726.87

Finding the Fourth Proportional to 36,774.99, 55,155.86 and 15,726.87

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Solution

The fourth proportional to 36,774.99, 55,155.86 and 15,726.87 is: 23,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,774.99 : 55,155.86 = 15,726.87 : x
  2. Step 2: Convert to fraction form
    36,774.99/55,155.86 = 15,726.87/x
  3. Step 3: Cross multiply
    36,774.99x = 55,155.86 × 15,726.87
  4. Step 4: Simplify right side
    36,774.99x = 867,429,039.96
  5. Step 5: Solve for x
    x = 867,429,039.96/36,774.99
  6. Step 6: Final answer
    x = 23,587.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.