Home / 26,500.64-36,569.40-15,884.96

Finding the Fourth Proportional to 26,500.64, 36,569.40 and 15,884.96

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Solution

The fourth proportional to 26,500.64, 36,569.40 and 15,884.96 is: 21,920.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.64 : 36,569.40 = 15,884.96 : x
  2. Step 2: Convert to fraction form
    26,500.64/36,569.40 = 15,884.96/x
  3. Step 3: Cross multiply
    26,500.64x = 36,569.40 × 15,884.96
  4. Step 4: Simplify right side
    26,500.64x = 580,903,456.22
  5. Step 5: Solve for x
    x = 580,903,456.22/26,500.64
  6. Step 6: Final answer
    x = 21,920.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.