Home / 36,034.03-54,053.93-12,665.71

Finding the Fourth Proportional to 36,034.03, 54,053.93 and 12,665.71

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Solution

The fourth proportional to 36,034.03, 54,053.93 and 12,665.71 is: 18,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,034.03 : 54,053.93 = 12,665.71 : x
  2. Step 2: Convert to fraction form
    36,034.03/54,053.93 = 12,665.71/x
  3. Step 3: Cross multiply
    36,034.03x = 54,053.93 × 12,665.71
  4. Step 4: Simplify right side
    36,034.03x = 684,631,401.74
  5. Step 5: Solve for x
    x = 684,631,401.74/36,034.03
  6. Step 6: Final answer
    x = 18,999.58

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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.