Home / 36,712.16-55,054.28-15,638.96

Finding the Fourth Proportional to 36,712.16, 55,054.28 and 15,638.96

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Solution

The fourth proportional to 36,712.16, 55,054.28 and 15,638.96 is: 23,452.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,712.16 : 55,054.28 = 15,638.96 : x
  2. Step 2: Convert to fraction form
    36,712.16/55,054.28 = 15,638.96/x
  3. Step 3: Cross multiply
    36,712.16x = 55,054.28 × 15,638.96
  4. Step 4: Simplify right side
    36,712.16x = 860,991,682.75
  5. Step 5: Solve for x
    x = 860,991,682.75/36,712.16
  6. Step 6: Final answer
    x = 23,452.49

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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.