Home / 19,828.80-29,684.76-17,368.43

Finding the Fourth Proportional to 19,828.80, 29,684.76 and 17,368.43

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Solution

The fourth proportional to 19,828.80, 29,684.76 and 17,368.43 is: 26,001.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,828.80 : 29,684.76 = 17,368.43 : x
  2. Step 2: Convert to fraction form
    19,828.80/29,684.76 = 17,368.43/x
  3. Step 3: Cross multiply
    19,828.80x = 29,684.76 × 17,368.43
  4. Step 4: Simplify right side
    19,828.80x = 515,577,592.83
  5. Step 5: Solve for x
    x = 515,577,592.83/19,828.80
  6. Step 6: Final answer
    x = 26,001.45

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1.5x scale

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.