Home / 37,736.60-52,077.12-21,603.85

Finding the Fourth Proportional to 37,736.60, 52,077.12 and 21,603.85

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Solution

The fourth proportional to 37,736.60, 52,077.12 and 21,603.85 is: 29,813.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,736.60 : 52,077.12 = 21,603.85 : x
  2. Step 2: Convert to fraction form
    37,736.60/52,077.12 = 21,603.85/x
  3. Step 3: Cross multiply
    37,736.60x = 52,077.12 × 21,603.85
  4. Step 4: Simplify right side
    37,736.60x = 1,125,066,199.23
  5. Step 5: Solve for x
    x = 1,125,066,199.23/37,736.60
  6. Step 6: Final answer
    x = 29,813.66

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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.