Home / 26,364.96-39,519.90-11,561.40

Finding the Fourth Proportional to 26,364.96, 39,519.90 and 11,561.40

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Solution

The fourth proportional to 26,364.96, 39,519.90 and 11,561.40 is: 17,330.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,364.96 : 39,519.90 = 11,561.40 : x
  2. Step 2: Convert to fraction form
    26,364.96/39,519.90 = 11,561.40/x
  3. Step 3: Cross multiply
    26,364.96x = 39,519.90 × 11,561.40
  4. Step 4: Simplify right side
    26,364.96x = 456,905,371.86
  5. Step 5: Solve for x
    x = 456,905,371.86/26,364.96
  6. Step 6: Final answer
    x = 17,330.02

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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.