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Finding the Fourth Proportional to 22,989.72, 34,483.68 and 6,573.72

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Solution

The fourth proportional to 22,989.72, 34,483.68 and 6,573.72 is: 9,860.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,989.72 : 34,483.68 = 6,573.72 : x
  2. Step 2: Convert to fraction form
    22,989.72/34,483.68 = 6,573.72/x
  3. Step 3: Cross multiply
    22,989.72x = 34,483.68 × 6,573.72
  4. Step 4: Simplify right side
    22,989.72x = 226,686,056.89
  5. Step 5: Solve for x
    x = 226,686,056.89/22,989.72
  6. Step 6: Final answer
    x = 9,860.32

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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.