Home / 26,190.69-39,276.47-9,545.80

Finding the Fourth Proportional to 26,190.69, 39,276.47 and 9,545.80

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Solution

The fourth proportional to 26,190.69, 39,276.47 and 9,545.80 is: 14,315.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190.69 : 39,276.47 = 9,545.80 : x
  2. Step 2: Convert to fraction form
    26,190.69/39,276.47 = 9,545.80/x
  3. Step 3: Cross multiply
    26,190.69x = 39,276.47 × 9,545.80
  4. Step 4: Simplify right side
    26,190.69x = 374,925,299.80
  5. Step 5: Solve for x
    x = 374,925,299.80/26,190.69
  6. Step 6: Final answer
    x = 14,315.21

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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.