Home / 19,462.76-26,830.50-13,864.04

Finding the Fourth Proportional to 19,462.76, 26,830.50 and 13,864.04

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Solution

The fourth proportional to 19,462.76, 26,830.50 and 13,864.04 is: 19,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,462.76 : 26,830.50 = 13,864.04 : x
  2. Step 2: Convert to fraction form
    19,462.76/26,830.50 = 13,864.04/x
  3. Step 3: Cross multiply
    19,462.76x = 26,830.50 × 13,864.04
  4. Step 4: Simplify right side
    19,462.76x = 371,979,125.22
  5. Step 5: Solve for x
    x = 371,979,125.22/19,462.76
  6. Step 6: Final answer
    x = 19,112.35

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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.