Home / 19,564.99-29,334.73-12,881.26

Finding the Fourth Proportional to 19,564.99, 29,334.73 and 12,881.26

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Solution

The fourth proportional to 19,564.99, 29,334.73 and 12,881.26 is: 19,313.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,564.99 : 29,334.73 = 12,881.26 : x
  2. Step 2: Convert to fraction form
    19,564.99/29,334.73 = 12,881.26/x
  3. Step 3: Cross multiply
    19,564.99x = 29,334.73 × 12,881.26
  4. Step 4: Simplify right side
    19,564.99x = 377,868,287.13
  5. Step 5: Solve for x
    x = 377,868,287.13/19,564.99
  6. Step 6: Final answer
    x = 19,313.49

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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.