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Finding the Fourth Proportional to 15,893.69, 23,836.34 and 7,557.10

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Solution

The fourth proportional to 15,893.69, 23,836.34 and 7,557.10 is: 11,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,893.69 : 23,836.34 = 7,557.10 : x
  2. Step 2: Convert to fraction form
    15,893.69/23,836.34 = 7,557.10/x
  3. Step 3: Cross multiply
    15,893.69x = 23,836.34 × 7,557.10
  4. Step 4: Simplify right side
    15,893.69x = 180,133,564.32
  5. Step 5: Solve for x
    x = 180,133,564.32/15,893.69
  6. Step 6: Final answer
    x = 11,333.66

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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.