Home / 13,719.46-20,577.08-4,358.27

Finding the Fourth Proportional to 13,719.46, 20,577.08 and 4,358.27

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Solution

The fourth proportional to 13,719.46, 20,577.08 and 4,358.27 is: 6,536.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,719.46 : 20,577.08 = 4,358.27 : x
  2. Step 2: Convert to fraction form
    13,719.46/20,577.08 = 4,358.27/x
  3. Step 3: Cross multiply
    13,719.46x = 20,577.08 × 4,358.27
  4. Step 4: Simplify right side
    13,719.46x = 89,680,345.77
  5. Step 5: Solve for x
    x = 89,680,345.77/13,719.46
  6. Step 6: Final answer
    x = 6,536.73

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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.