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Finding the Fourth Proportional to 14,202.52, 19,599.48 and 7,916.12

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Solution

The fourth proportional to 14,202.52, 19,599.48 and 7,916.12 is: 10,924.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.52 : 19,599.48 = 7,916.12 : x
  2. Step 2: Convert to fraction form
    14,202.52/19,599.48 = 7,916.12/x
  3. Step 3: Cross multiply
    14,202.52x = 19,599.48 × 7,916.12
  4. Step 4: Simplify right side
    14,202.52x = 155,151,835.62
  5. Step 5: Solve for x
    x = 155,151,835.62/14,202.52
  6. Step 6: Final answer
    x = 10,924.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.