Home / 26,133.30-39,188.61-9,487.80

Finding the Fourth Proportional to 26,133.30, 39,188.61 and 9,487.80

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Solution

The fourth proportional to 26,133.30, 39,188.61 and 9,487.80 is: 14,227.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,133.30 : 39,188.61 = 9,487.80 : x
  2. Step 2: Convert to fraction form
    26,133.30/39,188.61 = 9,487.80/x
  3. Step 3: Cross multiply
    26,133.30x = 39,188.61 × 9,487.80
  4. Step 4: Simplify right side
    26,133.30x = 371,813,693.96
  5. Step 5: Solve for x
    x = 371,813,693.96/26,133.30
  6. Step 6: Final answer
    x = 14,227.58

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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.