Home / 36,381.36-54,593-15,319.76

Finding the Fourth Proportional to 36,381.36, 54,593 and 15,319.76

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Solution

The fourth proportional to 36,381.36, 54,593 and 15,319.76 is: 22,988.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,381.36 : 54,593 = 15,319.76 : x
  2. Step 2: Convert to fraction form
    36,381.36/54,593 = 15,319.76/x
  3. Step 3: Cross multiply
    36,381.36x = 54,593 × 15,319.76
  4. Step 4: Simplify right side
    36,381.36x = 836,351,657.68
  5. Step 5: Solve for x
    x = 836,351,657.68/36,381.36
  6. Step 6: Final answer
    x = 22,988.47

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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.