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Finding the Fourth Proportional to 22,885.78, 34,328.67 and 7,303

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Solution

The fourth proportional to 22,885.78, 34,328.67 and 7,303 is: 10,954.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,885.78 : 34,328.67 = 7,303 : x
  2. Step 2: Convert to fraction form
    22,885.78/34,328.67 = 7,303/x
  3. Step 3: Cross multiply
    22,885.78x = 34,328.67 × 7,303
  4. Step 4: Simplify right side
    22,885.78x = 250,702,277.01
  5. Step 5: Solve for x
    x = 250,702,277.01/22,885.78
  6. Step 6: Final answer
    x = 10,954.50

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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.