Home / 26,188.72-39,276.60-9,545.68

Finding the Fourth Proportional to 26,188.72, 39,276.60 and 9,545.68

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Solution

The fourth proportional to 26,188.72, 39,276.60 and 9,545.68 is: 14,316.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,188.72 : 39,276.60 = 9,545.68 : x
  2. Step 2: Convert to fraction form
    26,188.72/39,276.60 = 9,545.68/x
  3. Step 3: Cross multiply
    26,188.72x = 39,276.60 × 9,545.68
  4. Step 4: Simplify right side
    26,188.72x = 374,921,855.09
  5. Step 5: Solve for x
    x = 374,921,855.09/26,188.72
  6. Step 6: Final answer
    x = 14,316.16

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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.