Home / 14,599.93-20,148.19-8,228.51

Finding the Fourth Proportional to 14,599.93, 20,148.19 and 8,228.51

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Solution

The fourth proportional to 14,599.93, 20,148.19 and 8,228.51 is: 11,355.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,599.93 : 20,148.19 = 8,228.51 : x
  2. Step 2: Convert to fraction form
    14,599.93/20,148.19 = 8,228.51/x
  3. Step 3: Cross multiply
    14,599.93x = 20,148.19 × 8,228.51
  4. Step 4: Simplify right side
    14,599.93x = 165,789,640.09
  5. Step 5: Solve for x
    x = 165,789,640.09/14,599.93
  6. Step 6: Final answer
    x = 11,355.51

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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.