Home / 36,408.40-54,612.64-10,113.16

Finding the Fourth Proportional to 36,408.40, 54,612.64 and 10,113.16

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Solution

The fourth proportional to 36,408.40, 54,612.64 and 10,113.16 is: 15,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,408.40 : 54,612.64 = 10,113.16 : x
  2. Step 2: Convert to fraction form
    36,408.40/54,612.64 = 10,113.16/x
  3. Step 3: Cross multiply
    36,408.40x = 54,612.64 × 10,113.16
  4. Step 4: Simplify right side
    36,408.40x = 552,306,366.34
  5. Step 5: Solve for x
    x = 552,306,366.34/36,408.40
  6. Step 6: Final answer
    x = 15,169.75

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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.