Home / 19,520.73-29,281.01-4,729.63

Finding the Fourth Proportional to 19,520.73, 29,281.01 and 4,729.63

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Solution

The fourth proportional to 19,520.73, 29,281.01 and 4,729.63 is: 7,094.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520.73 : 29,281.01 = 4,729.63 : x
  2. Step 2: Convert to fraction form
    19,520.73/29,281.01 = 4,729.63/x
  3. Step 3: Cross multiply
    19,520.73x = 29,281.01 × 4,729.63
  4. Step 4: Simplify right side
    19,520.73x = 138,488,281.95
  5. Step 5: Solve for x
    x = 138,488,281.95/19,520.73
  6. Step 6: Final answer
    x = 7,094.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.