Home / 13,165.04-19,750.78-9,277.04

Finding the Fourth Proportional to 13,165.04, 19,750.78 and 9,277.04

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Solution

The fourth proportional to 13,165.04, 19,750.78 and 9,277.04 is: 13,917.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,165.04 : 19,750.78 = 9,277.04 : x
  2. Step 2: Convert to fraction form
    13,165.04/19,750.78 = 9,277.04/x
  3. Step 3: Cross multiply
    13,165.04x = 19,750.78 × 9,277.04
  4. Step 4: Simplify right side
    13,165.04x = 183,228,776.09
  5. Step 5: Solve for x
    x = 183,228,776.09/13,165.04
  6. Step 6: Final answer
    x = 13,917.83

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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.