Home / 19,649.04-29,470.64-7,166.13

Finding the Fourth Proportional to 19,649.04, 29,470.64 and 7,166.13

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Solution

The fourth proportional to 19,649.04, 29,470.64 and 7,166.13 is: 10,748.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.04 : 29,470.64 = 7,166.13 : x
  2. Step 2: Convert to fraction form
    19,649.04/29,470.64 = 7,166.13/x
  3. Step 3: Cross multiply
    19,649.04x = 29,470.64 × 7,166.13
  4. Step 4: Simplify right side
    19,649.04x = 211,190,401.59
  5. Step 5: Solve for x
    x = 211,190,401.59/19,649.04
  6. Step 6: Final answer
    x = 10,748.13

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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.