Home / 14,101.47-19,446.55-8,435.27

Finding the Fourth Proportional to 14,101.47, 19,446.55 and 8,435.27

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Solution

The fourth proportional to 14,101.47, 19,446.55 and 8,435.27 is: 11,632.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.47 : 19,446.55 = 8,435.27 : x
  2. Step 2: Convert to fraction form
    14,101.47/19,446.55 = 8,435.27/x
  3. Step 3: Cross multiply
    14,101.47x = 19,446.55 × 8,435.27
  4. Step 4: Simplify right side
    14,101.47x = 164,036,927.35
  5. Step 5: Solve for x
    x = 164,036,927.35/14,101.47
  6. Step 6: Final answer
    x = 11,632.61

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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.