Home / 19,343.77-29,012.64-7,495.81

Finding the Fourth Proportional to 19,343.77, 29,012.64 and 7,495.81

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Solution

The fourth proportional to 19,343.77, 29,012.64 and 7,495.81 is: 11,242.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.77 : 29,012.64 = 7,495.81 : x
  2. Step 2: Convert to fraction form
    19,343.77/29,012.64 = 7,495.81/x
  3. Step 3: Cross multiply
    19,343.77x = 29,012.64 × 7,495.81
  4. Step 4: Simplify right side
    19,343.77x = 217,473,237.04
  5. Step 5: Solve for x
    x = 217,473,237.04/19,343.77
  6. Step 6: Final answer
    x = 11,242.55

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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.