Home / 26,438.16-36,487.62-16,886.91

Finding the Fourth Proportional to 26,438.16, 36,487.62 and 16,886.91

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Solution

The fourth proportional to 26,438.16, 36,487.62 and 16,886.91 is: 23,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,438.16 : 36,487.62 = 16,886.91 : x
  2. Step 2: Convert to fraction form
    26,438.16/36,487.62 = 16,886.91/x
  3. Step 3: Cross multiply
    26,438.16x = 36,487.62 × 16,886.91
  4. Step 4: Simplify right side
    26,438.16x = 616,163,155.05
  5. Step 5: Solve for x
    x = 616,163,155.05/26,438.16
  6. Step 6: Final answer
    x = 23,305.83

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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.