Home / 26,541.78-39,811.74-9,011.76

Finding the Fourth Proportional to 26,541.78, 39,811.74 and 9,011.76

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Solution

The fourth proportional to 26,541.78, 39,811.74 and 9,011.76 is: 13,517.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.78 : 39,811.74 = 9,011.76 : x
  2. Step 2: Convert to fraction form
    26,541.78/39,811.74 = 9,011.76/x
  3. Step 3: Cross multiply
    26,541.78x = 39,811.74 × 9,011.76
  4. Step 4: Simplify right side
    26,541.78x = 358,773,846.06
  5. Step 5: Solve for x
    x = 358,773,846.06/26,541.78
  6. Step 6: Final answer
    x = 13,517.32

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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.