Home / 13,037.04-19,560.96-5,640.12

Finding the Fourth Proportional to 13,037.04, 19,560.96 and 5,640.12

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Solution

The fourth proportional to 13,037.04, 19,560.96 and 5,640.12 is: 8,462.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.04 : 19,560.96 = 5,640.12 : x
  2. Step 2: Convert to fraction form
    13,037.04/19,560.96 = 5,640.12/x
  3. Step 3: Cross multiply
    13,037.04x = 19,560.96 × 5,640.12
  4. Step 4: Simplify right side
    13,037.04x = 110,326,161.72
  5. Step 5: Solve for x
    x = 110,326,161.72/13,037.04
  6. Step 6: Final answer
    x = 8,462.52

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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.