Home / 14,439.18-21,562.44-13,701.12

Finding the Fourth Proportional to 14,439.18, 21,562.44 and 13,701.12

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Solution

The fourth proportional to 14,439.18, 21,562.44 and 13,701.12 is: 20,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439.18 : 21,562.44 = 13,701.12 : x
  2. Step 2: Convert to fraction form
    14,439.18/21,562.44 = 13,701.12/x
  3. Step 3: Cross multiply
    14,439.18x = 21,562.44 × 13,701.12
  4. Step 4: Simplify right side
    14,439.18x = 295,429,577.93
  5. Step 5: Solve for x
    x = 295,429,577.93/14,439.18
  6. Step 6: Final answer
    x = 20,460.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.