Home / 36,719.55-55,079.87-10,424.30

Finding the Fourth Proportional to 36,719.55, 55,079.87 and 10,424.30

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Solution

The fourth proportional to 36,719.55, 55,079.87 and 10,424.30 is: 15,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.55 : 55,079.87 = 10,424.30 : x
  2. Step 2: Convert to fraction form
    36,719.55/55,079.87 = 10,424.30/x
  3. Step 3: Cross multiply
    36,719.55x = 55,079.87 × 10,424.30
  4. Step 4: Simplify right side
    36,719.55x = 574,168,761.32
  5. Step 5: Solve for x
    x = 574,168,761.32/36,719.55
  6. Step 6: Final answer
    x = 15,636.60

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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.