Home / 14,955.08-20,645.37-10,199.70

Finding the Fourth Proportional to 14,955.08, 20,645.37 and 10,199.70

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Solution

The fourth proportional to 14,955.08, 20,645.37 and 10,199.70 is: 14,080.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,955.08 : 20,645.37 = 10,199.70 : x
  2. Step 2: Convert to fraction form
    14,955.08/20,645.37 = 10,199.70/x
  3. Step 3: Cross multiply
    14,955.08x = 20,645.37 × 10,199.70
  4. Step 4: Simplify right side
    14,955.08x = 210,576,580.39
  5. Step 5: Solve for x
    x = 210,576,580.39/14,955.08
  6. Step 6: Final answer
    x = 14,080.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.