Home / 34,468.88-47,585.97-20,859.45

Finding the Fourth Proportional to 34,468.88, 47,585.97 and 20,859.45

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Solution

The fourth proportional to 34,468.88, 47,585.97 and 20,859.45 is: 28,797.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,468.88 : 47,585.97 = 20,859.45 : x
  2. Step 2: Convert to fraction form
    34,468.88/47,585.97 = 20,859.45/x
  3. Step 3: Cross multiply
    34,468.88x = 47,585.97 × 20,859.45
  4. Step 4: Simplify right side
    34,468.88x = 992,617,161.92
  5. Step 5: Solve for x
    x = 992,617,161.92/34,468.88
  6. Step 6: Final answer
    x = 28,797.49

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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.