Home / 14,221.83-21,344.36-10,065.86

Finding the Fourth Proportional to 14,221.83, 21,344.36 and 10,065.86

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Solution

The fourth proportional to 14,221.83, 21,344.36 and 10,065.86 is: 15,107.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.83 : 21,344.36 = 10,065.86 : x
  2. Step 2: Convert to fraction form
    14,221.83/21,344.36 = 10,065.86/x
  3. Step 3: Cross multiply
    14,221.83x = 21,344.36 × 10,065.86
  4. Step 4: Simplify right side
    14,221.83x = 214,849,342.58
  5. Step 5: Solve for x
    x = 214,849,342.58/14,221.83
  6. Step 6: Final answer
    x = 15,107.01

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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.