Home / 19,001.01-28,493.30-7,306.03

Finding the Fourth Proportional to 19,001.01, 28,493.30 and 7,306.03

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Solution

The fourth proportional to 19,001.01, 28,493.30 and 7,306.03 is: 10,955.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.01 : 28,493.30 = 7,306.03 : x
  2. Step 2: Convert to fraction form
    19,001.01/28,493.30 = 7,306.03/x
  3. Step 3: Cross multiply
    19,001.01x = 28,493.30 × 7,306.03
  4. Step 4: Simplify right side
    19,001.01x = 208,172,958.48
  5. Step 5: Solve for x
    x = 208,172,958.48/19,001.01
  6. Step 6: Final answer
    x = 10,955.89

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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.