Home / 19,264.72-28,883.64-6,781.84

Finding the Fourth Proportional to 19,264.72, 28,883.64 and 6,781.84

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Solution

The fourth proportional to 19,264.72, 28,883.64 and 6,781.84 is: 10,168.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,264.72 : 28,883.64 = 6,781.84 : x
  2. Step 2: Convert to fraction form
    19,264.72/28,883.64 = 6,781.84/x
  3. Step 3: Cross multiply
    19,264.72x = 28,883.64 × 6,781.84
  4. Step 4: Simplify right side
    19,264.72x = 195,884,225.10
  5. Step 5: Solve for x
    x = 195,884,225.10/19,264.72
  6. Step 6: Final answer
    x = 10,168.03

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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.