Home / 19,103.04-26,360.64-10,719.36

Finding the Fourth Proportional to 19,103.04, 26,360.64 and 10,719.36

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Solution

The fourth proportional to 19,103.04, 26,360.64 and 10,719.36 is: 14,791.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.04 : 26,360.64 = 10,719.36 : x
  2. Step 2: Convert to fraction form
    19,103.04/26,360.64 = 10,719.36/x
  3. Step 3: Cross multiply
    19,103.04x = 26,360.64 × 10,719.36
  4. Step 4: Simplify right side
    19,103.04x = 282,569,189.99
  5. Step 5: Solve for x
    x = 282,569,189.99/19,103.04
  6. Step 6: Final answer
    x = 14,791.84

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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.