Home / 47,898.61-66,100.10-27,767.21

Finding the Fourth Proportional to 47,898.61, 66,100.10 and 27,767.21

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Solution

The fourth proportional to 47,898.61, 66,100.10 and 27,767.21 is: 38,318.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,898.61 : 66,100.10 = 27,767.21 : x
  2. Step 2: Convert to fraction form
    47,898.61/66,100.10 = 27,767.21/x
  3. Step 3: Cross multiply
    47,898.61x = 66,100.10 × 27,767.21
  4. Step 4: Simplify right side
    47,898.61x = 1,835,415,357.72
  5. Step 5: Solve for x
    x = 1,835,415,357.72/47,898.61
  6. Step 6: Final answer
    x = 38,318.76

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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.