Home / 19,354.20-29,036.70-9,493.80

Finding the Fourth Proportional to 19,354.20, 29,036.70 and 9,493.80

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Solution

The fourth proportional to 19,354.20, 29,036.70 and 9,493.80 is: 14,243.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354.20 : 29,036.70 = 9,493.80 : x
  2. Step 2: Convert to fraction form
    19,354.20/29,036.70 = 9,493.80/x
  3. Step 3: Cross multiply
    19,354.20x = 29,036.70 × 9,493.80
  4. Step 4: Simplify right side
    19,354.20x = 275,668,622.46
  5. Step 5: Solve for x
    x = 275,668,622.46/19,354.20
  6. Step 6: Final answer
    x = 14,243.35

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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.