Home / 13,472.04-18,592.74-8,168.52

Finding the Fourth Proportional to 13,472.04, 18,592.74 and 8,168.52

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Solution

The fourth proportional to 13,472.04, 18,592.74 and 8,168.52 is: 11,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.04 : 18,592.74 = 8,168.52 : x
  2. Step 2: Convert to fraction form
    13,472.04/18,592.74 = 8,168.52/x
  3. Step 3: Cross multiply
    13,472.04x = 18,592.74 × 8,168.52
  4. Step 4: Simplify right side
    13,472.04x = 151,875,168.54
  5. Step 5: Solve for x
    x = 151,875,168.54/13,472.04
  6. Step 6: Final answer
    x = 11,273.36

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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.