Home / 14,998.68-20,707.02-10,289.88

Finding the Fourth Proportional to 14,998.68, 20,707.02 and 10,289.88

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Solution

The fourth proportional to 14,998.68, 20,707.02 and 10,289.88 is: 14,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,998.68 : 20,707.02 = 10,289.88 : x
  2. Step 2: Convert to fraction form
    14,998.68/20,707.02 = 10,289.88/x
  3. Step 3: Cross multiply
    14,998.68x = 20,707.02 × 10,289.88
  4. Step 4: Simplify right side
    14,998.68x = 213,072,750.96
  5. Step 5: Solve for x
    x = 213,072,750.96/14,998.68
  6. Step 6: Final answer
    x = 14,206.10

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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.