Home / 26,606.71-39,910.90-9,963.57

Finding the Fourth Proportional to 26,606.71, 39,910.90 and 9,963.57

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Solution

The fourth proportional to 26,606.71, 39,910.90 and 9,963.57 is: 14,945.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606.71 : 39,910.90 = 9,963.57 : x
  2. Step 2: Convert to fraction form
    26,606.71/39,910.90 = 9,963.57/x
  3. Step 3: Cross multiply
    26,606.71x = 39,910.90 × 9,963.57
  4. Step 4: Simplify right side
    26,606.71x = 397,655,045.91
  5. Step 5: Solve for x
    x = 397,655,045.91/26,606.71
  6. Step 6: Final answer
    x = 14,945.67

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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.