Home / 14,169.43-21,336.46-10,497.70

Finding the Fourth Proportional to 14,169.43, 21,336.46 and 10,497.70

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Solution

The fourth proportional to 14,169.43, 21,336.46 and 10,497.70 is: 15,807.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.43 : 21,336.46 = 10,497.70 : x
  2. Step 2: Convert to fraction form
    14,169.43/21,336.46 = 10,497.70/x
  3. Step 3: Cross multiply
    14,169.43x = 21,336.46 × 10,497.70
  4. Step 4: Simplify right side
    14,169.43x = 223,983,756.14
  5. Step 5: Solve for x
    x = 223,983,756.14/14,169.43
  6. Step 6: Final answer
    x = 15,807.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.