Home / 23,385.09-35,235.51-19,316.28

Finding the Fourth Proportional to 23,385.09, 35,235.51 and 19,316.28

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Solution

The fourth proportional to 23,385.09, 35,235.51 and 19,316.28 is: 29,104.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,385.09 : 35,235.51 = 19,316.28 : x
  2. Step 2: Convert to fraction form
    23,385.09/35,235.51 = 19,316.28/x
  3. Step 3: Cross multiply
    23,385.09x = 35,235.51 × 19,316.28
  4. Step 4: Simplify right side
    23,385.09x = 680,618,977.10
  5. Step 5: Solve for x
    x = 680,618,977.10/23,385.09
  6. Step 6: Final answer
    x = 29,104.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.