Home / 47,049.79-64,917.99-27,919.69

Finding the Fourth Proportional to 47,049.79, 64,917.99 and 27,919.69

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Solution

The fourth proportional to 47,049.79, 64,917.99 and 27,919.69 is: 38,522.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,049.79 : 64,917.99 = 27,919.69 : x
  2. Step 2: Convert to fraction form
    47,049.79/64,917.99 = 27,919.69/x
  3. Step 3: Cross multiply
    47,049.79x = 64,917.99 × 27,919.69
  4. Step 4: Simplify right side
    47,049.79x = 1,812,490,156.22
  5. Step 5: Solve for x
    x = 1,812,490,156.22/47,049.79
  6. Step 6: Final answer
    x = 38,522.81

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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.