Home / 14,001.67-19,320.13-8,336.26

Finding the Fourth Proportional to 14,001.67, 19,320.13 and 8,336.26

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Solution

The fourth proportional to 14,001.67, 19,320.13 and 8,336.26 is: 11,502.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.67 : 19,320.13 = 8,336.26 : x
  2. Step 2: Convert to fraction form
    14,001.67/19,320.13 = 8,336.26/x
  3. Step 3: Cross multiply
    14,001.67x = 19,320.13 × 8,336.26
  4. Step 4: Simplify right side
    14,001.67x = 161,057,626.91
  5. Step 5: Solve for x
    x = 161,057,626.91/14,001.67
  6. Step 6: Final answer
    x = 11,502.74

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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.