Home / 19,042.48-28,570.20-9,802

Finding the Fourth Proportional to 19,042.48, 28,570.20 and 9,802

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Solution

The fourth proportional to 19,042.48, 28,570.20 and 9,802 is: 14,706.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,042.48 : 28,570.20 = 9,802 : x
  2. Step 2: Convert to fraction form
    19,042.48/28,570.20 = 9,802/x
  3. Step 3: Cross multiply
    19,042.48x = 28,570.20 × 9,802
  4. Step 4: Simplify right side
    19,042.48x = 280,045,100.40
  5. Step 5: Solve for x
    x = 280,045,100.40/19,042.48
  6. Step 6: Final answer
    x = 14,706.34

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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.