Home / 34,646.16-47,811.72-18,730.73

Finding the Fourth Proportional to 34,646.16, 47,811.72 and 18,730.73

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Solution

The fourth proportional to 34,646.16, 47,811.72 and 18,730.73 is: 25,848.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,646.16 : 47,811.72 = 18,730.73 : x
  2. Step 2: Convert to fraction form
    34,646.16/47,811.72 = 18,730.73/x
  3. Step 3: Cross multiply
    34,646.16x = 47,811.72 × 18,730.73
  4. Step 4: Simplify right side
    34,646.16x = 895,548,179.10
  5. Step 5: Solve for x
    x = 895,548,179.10/34,646.16
  6. Step 6: Final answer
    x = 25,848.41

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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.