Home / 23,259.80-34,878.90-10,105.40

Finding the Fourth Proportional to 23,259.80, 34,878.90 and 10,105.40

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Solution

The fourth proportional to 23,259.80, 34,878.90 and 10,105.40 is: 15,153.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,259.80 : 34,878.90 = 10,105.40 : x
  2. Step 2: Convert to fraction form
    23,259.80/34,878.90 = 10,105.40/x
  3. Step 3: Cross multiply
    23,259.80x = 34,878.90 × 10,105.40
  4. Step 4: Simplify right side
    23,259.80x = 352,465,236.06
  5. Step 5: Solve for x
    x = 352,465,236.06/23,259.80
  6. Step 6: Final answer
    x = 15,153.41

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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.