Home / 19,923.76-29,885.62-6,072.76

Finding the Fourth Proportional to 19,923.76, 29,885.62 and 6,072.76

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Solution

The fourth proportional to 19,923.76, 29,885.62 and 6,072.76 is: 9,109.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,923.76 : 29,885.62 = 6,072.76 : x
  2. Step 2: Convert to fraction form
    19,923.76/29,885.62 = 6,072.76/x
  3. Step 3: Cross multiply
    19,923.76x = 29,885.62 × 6,072.76
  4. Step 4: Simplify right side
    19,923.76x = 181,488,197.71
  5. Step 5: Solve for x
    x = 181,488,197.71/19,923.76
  6. Step 6: Final answer
    x = 9,109.13

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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.