Home / 13,373.24-18,452.34-7,404.50

Finding the Fourth Proportional to 13,373.24, 18,452.34 and 7,404.50

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Solution

The fourth proportional to 13,373.24, 18,452.34 and 7,404.50 is: 10,216.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.24 : 18,452.34 = 7,404.50 : x
  2. Step 2: Convert to fraction form
    13,373.24/18,452.34 = 7,404.50/x
  3. Step 3: Cross multiply
    13,373.24x = 18,452.34 × 7,404.50
  4. Step 4: Simplify right side
    13,373.24x = 136,630,351.53
  5. Step 5: Solve for x
    x = 136,630,351.53/13,373.24
  6. Step 6: Final answer
    x = 10,216.70

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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.