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Finding the Fourth Proportional to 27,410.40, 37,826.39 and 14,835.15

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Solution

The fourth proportional to 27,410.40, 37,826.39 and 14,835.15 is: 20,472.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,410.40 : 37,826.39 = 14,835.15 : x
  2. Step 2: Convert to fraction form
    27,410.40/37,826.39 = 14,835.15/x
  3. Step 3: Cross multiply
    27,410.40x = 37,826.39 × 14,835.15
  4. Step 4: Simplify right side
    27,410.40x = 561,160,169.61
  5. Step 5: Solve for x
    x = 561,160,169.61/27,410.40
  6. Step 6: Final answer
    x = 20,472.53

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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.