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Finding the Fourth Proportional to 22,992.48, 34,490.95 and 8,953.67

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Solution

The fourth proportional to 22,992.48, 34,490.95 and 8,953.67 is: 13,431.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,992.48 : 34,490.95 = 8,953.67 : x
  2. Step 2: Convert to fraction form
    22,992.48/34,490.95 = 8,953.67/x
  3. Step 3: Cross multiply
    22,992.48x = 34,490.95 × 8,953.67
  4. Step 4: Simplify right side
    22,992.48x = 308,820,648.13
  5. Step 5: Solve for x
    x = 308,820,648.13/22,992.48
  6. Step 6: Final answer
    x = 13,431.38

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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.