Home / 12,533.87-17,295.96-7,156.92

Finding the Fourth Proportional to 12,533.87, 17,295.96 and 7,156.92

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Solution

The fourth proportional to 12,533.87, 17,295.96 and 7,156.92 is: 9,876.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,533.87 : 17,295.96 = 7,156.92 : x
  2. Step 2: Convert to fraction form
    12,533.87/17,295.96 = 7,156.92/x
  3. Step 3: Cross multiply
    12,533.87x = 17,295.96 × 7,156.92
  4. Step 4: Simplify right side
    12,533.87x = 123,785,893.74
  5. Step 5: Solve for x
    x = 123,785,893.74/12,533.87
  6. Step 6: Final answer
    x = 9,876.11

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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.