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Finding the Fourth Proportional to 22,905.51, 34,363.14 and 7,110.19

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Solution

The fourth proportional to 22,905.51, 34,363.14 and 7,110.19 is: 10,666.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,905.51 : 34,363.14 = 7,110.19 : x
  2. Step 2: Convert to fraction form
    22,905.51/34,363.14 = 7,110.19/x
  3. Step 3: Cross multiply
    22,905.51x = 34,363.14 × 7,110.19
  4. Step 4: Simplify right side
    22,905.51x = 244,328,454.40
  5. Step 5: Solve for x
    x = 244,328,454.40/22,905.51
  6. Step 6: Final answer
    x = 10,666.80

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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.