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Finding the Fourth Proportional to 23,280.13, 34,916.85 and 7,483.11

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Solution

The fourth proportional to 23,280.13, 34,916.85 and 7,483.11 is: 11,223.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,280.13 : 34,916.85 = 7,483.11 : x
  2. Step 2: Convert to fraction form
    23,280.13/34,916.85 = 7,483.11/x
  3. Step 3: Cross multiply
    23,280.13x = 34,916.85 × 7,483.11
  4. Step 4: Simplify right side
    23,280.13x = 261,286,629.40
  5. Step 5: Solve for x
    x = 261,286,629.40/23,280.13
  6. Step 6: Final answer
    x = 11,223.59

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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.