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Finding the Fourth Proportional to 17,048.48, 25,576.16 and 7,187.74

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Solution

The fourth proportional to 17,048.48, 25,576.16 and 7,187.74 is: 10,783.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,048.48 : 25,576.16 = 7,187.74 : x
  2. Step 2: Convert to fraction form
    17,048.48/25,576.16 = 7,187.74/x
  3. Step 3: Cross multiply
    17,048.48x = 25,576.16 × 7,187.74
  4. Step 4: Simplify right side
    17,048.48x = 183,834,688.40
  5. Step 5: Solve for x
    x = 183,834,688.40/17,048.48
  6. Step 6: Final answer
    x = 10,783.06

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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.