Home / 34,400.58-47,428.85-22,279.64

Finding the Fourth Proportional to 34,400.58, 47,428.85 and 22,279.64

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Solution

The fourth proportional to 34,400.58, 47,428.85 and 22,279.64 is: 30,717.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,400.58 : 47,428.85 = 22,279.64 : x
  2. Step 2: Convert to fraction form
    34,400.58/47,428.85 = 22,279.64/x
  3. Step 3: Cross multiply
    34,400.58x = 47,428.85 × 22,279.64
  4. Step 4: Simplify right side
    34,400.58x = 1,056,697,355.07
  5. Step 5: Solve for x
    x = 1,056,697,355.07/34,400.58
  6. Step 6: Final answer
    x = 30,717.43

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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.