Home / 39,801.26-54,956.57-30,588.23

Finding the Fourth Proportional to 39,801.26, 54,956.57 and 30,588.23

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Solution

The fourth proportional to 39,801.26, 54,956.57 and 30,588.23 is: 42,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,801.26 : 54,956.57 = 30,588.23 : x
  2. Step 2: Convert to fraction form
    39,801.26/54,956.57 = 30,588.23/x
  3. Step 3: Cross multiply
    39,801.26x = 54,956.57 × 30,588.23
  4. Step 4: Simplify right side
    39,801.26x = 1,681,023,775.45
  5. Step 5: Solve for x
    x = 1,681,023,775.45/39,801.26
  6. Step 6: Final answer
    x = 42,235.45

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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.