Home / 13,339.53-20,015.18-7,098.08

Finding the Fourth Proportional to 13,339.53, 20,015.18 and 7,098.08

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Solution

The fourth proportional to 13,339.53, 20,015.18 and 7,098.08 is: 10,650.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,339.53 : 20,015.18 = 7,098.08 : x
  2. Step 2: Convert to fraction form
    13,339.53/20,015.18 = 7,098.08/x
  3. Step 3: Cross multiply
    13,339.53x = 20,015.18 × 7,098.08
  4. Step 4: Simplify right side
    13,339.53x = 142,069,213.29
  5. Step 5: Solve for x
    x = 142,069,213.29/13,339.53
  6. Step 6: Final answer
    x = 10,650.24

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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.