Home / 27,655.30-41,487.05-8,931.84

Finding the Fourth Proportional to 27,655.30, 41,487.05 and 8,931.84

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Solution

The fourth proportional to 27,655.30, 41,487.05 and 8,931.84 is: 13,399.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,655.30 : 41,487.05 = 8,931.84 : x
  2. Step 2: Convert to fraction form
    27,655.30/41,487.05 = 8,931.84/x
  3. Step 3: Cross multiply
    27,655.30x = 41,487.05 × 8,931.84
  4. Step 4: Simplify right side
    27,655.30x = 370,555,871.79
  5. Step 5: Solve for x
    x = 370,555,871.79/27,655.30
  6. Step 6: Final answer
    x = 13,399.09

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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.