Home / 13,472.04-20,195.10-6,901.32

Finding the Fourth Proportional to 13,472.04, 20,195.10 and 6,901.32

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Solution

The fourth proportional to 13,472.04, 20,195.10 and 6,901.32 is: 10,345.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.04 : 20,195.10 = 6,901.32 : x
  2. Step 2: Convert to fraction form
    13,472.04/20,195.10 = 6,901.32/x
  3. Step 3: Cross multiply
    13,472.04x = 20,195.10 × 6,901.32
  4. Step 4: Simplify right side
    13,472.04x = 139,372,847.53
  5. Step 5: Solve for x
    x = 139,372,847.53/13,472.04
  6. Step 6: Final answer
    x = 10,345.34

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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.