Home / 39,505.87-54,518.15-22,509.37

Finding the Fourth Proportional to 39,505.87, 54,518.15 and 22,509.37

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Solution

The fourth proportional to 39,505.87, 54,518.15 and 22,509.37 is: 31,062.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,505.87 : 54,518.15 = 22,509.37 : x
  2. Step 2: Convert to fraction form
    39,505.87/54,518.15 = 22,509.37/x
  3. Step 3: Cross multiply
    39,505.87x = 54,518.15 × 22,509.37
  4. Step 4: Simplify right side
    39,505.87x = 1,227,168,824.93
  5. Step 5: Solve for x
    x = 1,227,168,824.93/39,505.87
  6. Step 6: Final answer
    x = 31,062.95

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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.