Home / 39,101.24-53,961.18-28,351.46

Finding the Fourth Proportional to 39,101.24, 53,961.18 and 28,351.46

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Solution

The fourth proportional to 39,101.24, 53,961.18 and 28,351.46 is: 39,126.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,101.24 : 53,961.18 = 28,351.46 : x
  2. Step 2: Convert to fraction form
    39,101.24/53,961.18 = 28,351.46/x
  3. Step 3: Cross multiply
    39,101.24x = 53,961.18 × 28,351.46
  4. Step 4: Simplify right side
    39,101.24x = 1,529,878,236.32
  5. Step 5: Solve for x
    x = 1,529,878,236.32/39,101.24
  6. Step 6: Final answer
    x = 39,126.08

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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.