Home / 36,756.54-55,113.12-15,685.83

Finding the Fourth Proportional to 36,756.54, 55,113.12 and 15,685.83

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Solution

The fourth proportional to 36,756.54, 55,113.12 and 15,685.83 is: 23,519.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,756.54 : 55,113.12 = 15,685.83 : x
  2. Step 2: Convert to fraction form
    36,756.54/55,113.12 = 15,685.83/x
  3. Step 3: Cross multiply
    36,756.54x = 55,113.12 × 15,685.83
  4. Step 4: Simplify right side
    36,756.54x = 864,495,031.09
  5. Step 5: Solve for x
    x = 864,495,031.09/36,756.54
  6. Step 6: Final answer
    x = 23,519.49

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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.