Home / 17,037.60-25,501.68-9,120.36

Finding the Fourth Proportional to 17,037.60, 25,501.68 and 9,120.36

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Solution

The fourth proportional to 17,037.60, 25,501.68 and 9,120.36 is: 13,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,037.60 : 25,501.68 = 9,120.36 : x
  2. Step 2: Convert to fraction form
    17,037.60/25,501.68 = 9,120.36/x
  3. Step 3: Cross multiply
    17,037.60x = 25,501.68 × 9,120.36
  4. Step 4: Simplify right side
    17,037.60x = 232,584,502.20
  5. Step 5: Solve for x
    x = 232,584,502.20/17,037.60
  6. Step 6: Final answer
    x = 13,651.25

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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.