Home / 19,973.68-29,976.01-7,505.06

Finding the Fourth Proportional to 19,973.68, 29,976.01 and 7,505.06

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Solution

The fourth proportional to 19,973.68, 29,976.01 and 7,505.06 is: 11,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973.68 : 29,976.01 = 7,505.06 : x
  2. Step 2: Convert to fraction form
    19,973.68/29,976.01 = 7,505.06/x
  3. Step 3: Cross multiply
    19,973.68x = 29,976.01 × 7,505.06
  4. Step 4: Simplify right side
    19,973.68x = 224,971,584.97
  5. Step 5: Solve for x
    x = 224,971,584.97/19,973.68
  6. Step 6: Final answer
    x = 11,263.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.