Home / 13,452.32-18,563.64-7,484.24

Finding the Fourth Proportional to 13,452.32, 18,563.64 and 7,484.24

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Solution

The fourth proportional to 13,452.32, 18,563.64 and 7,484.24 is: 10,327.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,452.32 : 18,563.64 = 7,484.24 : x
  2. Step 2: Convert to fraction form
    13,452.32/18,563.64 = 7,484.24/x
  3. Step 3: Cross multiply
    13,452.32x = 18,563.64 × 7,484.24
  4. Step 4: Simplify right side
    13,452.32x = 138,934,737.03
  5. Step 5: Solve for x
    x = 138,934,737.03/13,452.32
  6. Step 6: Final answer
    x = 10,327.94

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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.