Home / 26,780.64-40,166.40-7,059.40

Finding the Fourth Proportional to 26,780.64, 40,166.40 and 7,059.40

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Solution

The fourth proportional to 26,780.64, 40,166.40 and 7,059.40 is: 10,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,780.64 : 40,166.40 = 7,059.40 : x
  2. Step 2: Convert to fraction form
    26,780.64/40,166.40 = 7,059.40/x
  3. Step 3: Cross multiply
    26,780.64x = 40,166.40 × 7,059.40
  4. Step 4: Simplify right side
    26,780.64x = 283,550,684.16
  5. Step 5: Solve for x
    x = 283,550,684.16/26,780.64
  6. Step 6: Final answer
    x = 10,587.90

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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.