Home / 19,348.07-29,023.45-7,661.25

Finding the Fourth Proportional to 19,348.07, 29,023.45 and 7,661.25

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Solution

The fourth proportional to 19,348.07, 29,023.45 and 7,661.25 is: 11,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.07 : 29,023.45 = 7,661.25 : x
  2. Step 2: Convert to fraction form
    19,348.07/29,023.45 = 7,661.25/x
  3. Step 3: Cross multiply
    19,348.07x = 29,023.45 × 7,661.25
  4. Step 4: Simplify right side
    19,348.07x = 222,355,887.16
  5. Step 5: Solve for x
    x = 222,355,887.16/19,348.07
  6. Step 6: Final answer
    x = 11,492.41

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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.