Home / 22,786.04-34,158.18-7,986.89

Finding the Fourth Proportional to 22,786.04, 34,158.18 and 7,986.89

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Solution

The fourth proportional to 22,786.04, 34,158.18 and 7,986.89 is: 11,973.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,786.04 : 34,158.18 = 7,986.89 : x
  2. Step 2: Convert to fraction form
    22,786.04/34,158.18 = 7,986.89/x
  3. Step 3: Cross multiply
    22,786.04x = 34,158.18 × 7,986.89
  4. Step 4: Simplify right side
    22,786.04x = 272,817,626.26
  5. Step 5: Solve for x
    x = 272,817,626.26/22,786.04
  6. Step 6: Final answer
    x = 11,973.02

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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.