Home / 36,930.41-55,390.76-10,278.17

Finding the Fourth Proportional to 36,930.41, 55,390.76 and 10,278.17

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Solution

The fourth proportional to 36,930.41, 55,390.76 and 10,278.17 is: 15,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,930.41 : 55,390.76 = 10,278.17 : x
  2. Step 2: Convert to fraction form
    36,930.41/55,390.76 = 10,278.17/x
  3. Step 3: Cross multiply
    36,930.41x = 55,390.76 × 10,278.17
  4. Step 4: Simplify right side
    36,930.41x = 569,315,596.32
  5. Step 5: Solve for x
    x = 569,315,596.32/36,930.41
  6. Step 6: Final answer
    x = 15,415.90

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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.