Home / 19,470.02-29,207.46-7,622.26

Finding the Fourth Proportional to 19,470.02, 29,207.46 and 7,622.26

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Solution

The fourth proportional to 19,470.02, 29,207.46 and 7,622.26 is: 11,434.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470.02 : 29,207.46 = 7,622.26 : x
  2. Step 2: Convert to fraction form
    19,470.02/29,207.46 = 7,622.26/x
  3. Step 3: Cross multiply
    19,470.02x = 29,207.46 × 7,622.26
  4. Step 4: Simplify right side
    19,470.02x = 222,626,815.95
  5. Step 5: Solve for x
    x = 222,626,815.95/19,470.02
  6. Step 6: Final answer
    x = 11,434.34

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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.