Home / 14,438.16-19,922.10-8,150.58

Finding the Fourth Proportional to 14,438.16, 19,922.10 and 8,150.58

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Solution

The fourth proportional to 14,438.16, 19,922.10 and 8,150.58 is: 11,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,438.16 : 19,922.10 = 8,150.58 : x
  2. Step 2: Convert to fraction form
    14,438.16/19,922.10 = 8,150.58/x
  3. Step 3: Cross multiply
    14,438.16x = 19,922.10 × 8,150.58
  4. Step 4: Simplify right side
    14,438.16x = 162,376,669.82
  5. Step 5: Solve for x
    x = 162,376,669.82/14,438.16
  6. Step 6: Final answer
    x = 11,246.35

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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.