Home / 14,101.72-19,446.89-8,435.52

Finding the Fourth Proportional to 14,101.72, 19,446.89 and 8,435.52

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Solution

The fourth proportional to 14,101.72, 19,446.89 and 8,435.52 is: 11,632.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.72 : 19,446.89 = 8,435.52 : x
  2. Step 2: Convert to fraction form
    14,101.72/19,446.89 = 8,435.52/x
  3. Step 3: Cross multiply
    14,101.72x = 19,446.89 × 8,435.52
  4. Step 4: Simplify right side
    14,101.72x = 164,044,699.24
  5. Step 5: Solve for x
    x = 164,044,699.24/14,101.72
  6. Step 6: Final answer
    x = 11,632.96

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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.