Home / 19,362.18-26,717.64-10,862.53

Finding the Fourth Proportional to 19,362.18, 26,717.64 and 10,862.53

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Solution

The fourth proportional to 19,362.18, 26,717.64 and 10,862.53 is: 14,989.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,362.18 : 26,717.64 = 10,862.53 : x
  2. Step 2: Convert to fraction form
    19,362.18/26,717.64 = 10,862.53/x
  3. Step 3: Cross multiply
    19,362.18x = 26,717.64 × 10,862.53
  4. Step 4: Simplify right side
    19,362.18x = 290,221,166.03
  5. Step 5: Solve for x
    x = 290,221,166.03/19,362.18
  6. Step 6: Final answer
    x = 14,989.07

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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.