Home / 14,019.82-19,349.00-7,970.97

Finding the Fourth Proportional to 14,019.82, 19,349.00 and 7,970.97

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Solution

The fourth proportional to 14,019.82, 19,349.00 and 7,970.97 is: 11,000.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,019.82 : 19,349.00 = 7,970.97 : x
  2. Step 2: Convert to fraction form
    14,019.82/19,349.00 = 7,970.97/x
  3. Step 3: Cross multiply
    14,019.82x = 19,349.00 × 7,970.97
  4. Step 4: Simplify right side
    14,019.82x = 154,230,301.91
  5. Step 5: Solve for x
    x = 154,230,301.91/14,019.82
  6. Step 6: Final answer
    x = 11,000.87

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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.