Home / 14,930.26-20,606.73-8,561.14

Finding the Fourth Proportional to 14,930.26, 20,606.73 and 8,561.14

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Solution

The fourth proportional to 14,930.26, 20,606.73 and 8,561.14 is: 11,816.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930.26 : 20,606.73 = 8,561.14 : x
  2. Step 2: Convert to fraction form
    14,930.26/20,606.73 = 8,561.14/x
  3. Step 3: Cross multiply
    14,930.26x = 20,606.73 × 8,561.14
  4. Step 4: Simplify right side
    14,930.26x = 176,417,100.47
  5. Step 5: Solve for x
    x = 176,417,100.47/14,930.26
  6. Step 6: Final answer
    x = 11,816.08

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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.