Home / 26,754.30-36,938.86-16,686.80

Finding the Fourth Proportional to 26,754.30, 36,938.86 and 16,686.80

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Solution

The fourth proportional to 26,754.30, 36,938.86 and 16,686.80 is: 23,038.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,754.30 : 36,938.86 = 16,686.80 : x
  2. Step 2: Convert to fraction form
    26,754.30/36,938.86 = 16,686.80/x
  3. Step 3: Cross multiply
    26,754.30x = 36,938.86 × 16,686.80
  4. Step 4: Simplify right side
    26,754.30x = 616,391,369.05
  5. Step 5: Solve for x
    x = 616,391,369.05/26,754.30
  6. Step 6: Final answer
    x = 23,038.96

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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.