Home / 19,001.77-28,494.36-7,306.75

Finding the Fourth Proportional to 19,001.77, 28,494.36 and 7,306.75

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Solution

The fourth proportional to 19,001.77, 28,494.36 and 7,306.75 is: 10,956.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,001.77 : 28,494.36 = 7,306.75 : x
  2. Step 2: Convert to fraction form
    19,001.77/28,494.36 = 7,306.75/x
  3. Step 3: Cross multiply
    19,001.77x = 28,494.36 × 7,306.75
  4. Step 4: Simplify right side
    19,001.77x = 208,201,164.93
  5. Step 5: Solve for x
    x = 208,201,164.93/19,001.77
  6. Step 6: Final answer
    x = 10,956.94

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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.