Home / 19,376.03-29,039.67-10,491.01

Finding the Fourth Proportional to 19,376.03, 29,039.67 and 10,491.01

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Solution

The fourth proportional to 19,376.03, 29,039.67 and 10,491.01 is: 15,723.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,376.03 : 29,039.67 = 10,491.01 : x
  2. Step 2: Convert to fraction form
    19,376.03/29,039.67 = 10,491.01/x
  3. Step 3: Cross multiply
    19,376.03x = 29,039.67 × 10,491.01
  4. Step 4: Simplify right side
    19,376.03x = 304,655,323.17
  5. Step 5: Solve for x
    x = 304,655,323.17/19,376.03
  6. Step 6: Final answer
    x = 15,723.31

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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.