Home / 27,439.79-37,861.91-16,109.76

Finding the Fourth Proportional to 27,439.79, 37,861.91 and 16,109.76

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Solution

The fourth proportional to 27,439.79, 37,861.91 and 16,109.76 is: 22,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,439.79 : 37,861.91 = 16,109.76 : x
  2. Step 2: Convert to fraction form
    27,439.79/37,861.91 = 16,109.76/x
  3. Step 3: Cross multiply
    27,439.79x = 37,861.91 × 16,109.76
  4. Step 4: Simplify right side
    27,439.79x = 609,946,202.69
  5. Step 5: Solve for x
    x = 609,946,202.69/27,439.79
  6. Step 6: Final answer
    x = 22,228.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.