Home / 19,430.48-27,004.22-19,223.12

Finding the Fourth Proportional to 19,430.48, 27,004.22 and 19,223.12

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Solution

The fourth proportional to 19,430.48, 27,004.22 and 19,223.12 is: 26,716.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430.48 : 27,004.22 = 19,223.12 : x
  2. Step 2: Convert to fraction form
    19,430.48/27,004.22 = 19,223.12/x
  3. Step 3: Cross multiply
    19,430.48x = 27,004.22 × 19,223.12
  4. Step 4: Simplify right side
    19,430.48x = 519,105,361.57
  5. Step 5: Solve for x
    x = 519,105,361.57/19,430.48
  6. Step 6: Final answer
    x = 26,716.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.