Home / 14,828.22-20,434.68-10,629.18

Finding the Fourth Proportional to 14,828.22, 20,434.68 and 10,629.18

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Solution

The fourth proportional to 14,828.22, 20,434.68 and 10,629.18 is: 14,648.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,828.22 : 20,434.68 = 10,629.18 : x
  2. Step 2: Convert to fraction form
    14,828.22/20,434.68 = 10,629.18/x
  3. Step 3: Cross multiply
    14,828.22x = 20,434.68 × 10,629.18
  4. Step 4: Simplify right side
    14,828.22x = 217,203,891.96
  5. Step 5: Solve for x
    x = 217,203,891.96/14,828.22
  6. Step 6: Final answer
    x = 14,648.01

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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.