Home / 26,187.56-36,138.33-14,545.36

Finding the Fourth Proportional to 26,187.56, 36,138.33 and 14,545.36

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Solution

The fourth proportional to 26,187.56, 36,138.33 and 14,545.36 is: 20,072.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,187.56 : 36,138.33 = 14,545.36 : x
  2. Step 2: Convert to fraction form
    26,187.56/36,138.33 = 14,545.36/x
  3. Step 3: Cross multiply
    26,187.56x = 36,138.33 × 14,545.36
  4. Step 4: Simplify right side
    26,187.56x = 525,645,019.65
  5. Step 5: Solve for x
    x = 525,645,019.65/26,187.56
  6. Step 6: Final answer
    x = 20,072.32

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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.