Home / 24,781.72-37,164.75-8,139.01

Finding the Fourth Proportional to 24,781.72, 37,164.75 and 8,139.01

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Solution

The fourth proportional to 24,781.72, 37,164.75 and 8,139.01 is: 12,205.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,781.72 : 37,164.75 = 8,139.01 : x
  2. Step 2: Convert to fraction form
    24,781.72/37,164.75 = 8,139.01/x
  3. Step 3: Cross multiply
    24,781.72x = 37,164.75 × 8,139.01
  4. Step 4: Simplify right side
    24,781.72x = 302,484,271.90
  5. Step 5: Solve for x
    x = 302,484,271.90/24,781.72
  6. Step 6: Final answer
    x = 12,205.94

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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.