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Finding the Fourth Proportional to 22,840.96, 34,250.64 and 7,254.40

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Solution

The fourth proportional to 22,840.96, 34,250.64 and 7,254.40 is: 10,878.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,840.96 : 34,250.64 = 7,254.40 : x
  2. Step 2: Convert to fraction form
    22,840.96/34,250.64 = 7,254.40/x
  3. Step 3: Cross multiply
    22,840.96x = 34,250.64 × 7,254.40
  4. Step 4: Simplify right side
    22,840.96x = 248,467,842.82
  5. Step 5: Solve for x
    x = 248,467,842.82/22,840.96
  6. Step 6: Final answer
    x = 10,878.17

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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.