Home / 26,801.10-40,201.65-10,155.60

Finding the Fourth Proportional to 26,801.10, 40,201.65 and 10,155.60

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Solution

The fourth proportional to 26,801.10, 40,201.65 and 10,155.60 is: 15,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.10 : 40,201.65 = 10,155.60 : x
  2. Step 2: Convert to fraction form
    26,801.10/40,201.65 = 10,155.60/x
  3. Step 3: Cross multiply
    26,801.10x = 40,201.65 × 10,155.60
  4. Step 4: Simplify right side
    26,801.10x = 408,271,876.74
  5. Step 5: Solve for x
    x = 408,271,876.74/26,801.10
  6. Step 6: Final answer
    x = 15,233.40

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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.