Home / 26,783.72-36,961.90-14,685.34

Finding the Fourth Proportional to 26,783.72, 36,961.90 and 14,685.34

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Solution

The fourth proportional to 26,783.72, 36,961.90 and 14,685.34 is: 20,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,783.72 : 36,961.90 = 14,685.34 : x
  2. Step 2: Convert to fraction form
    26,783.72/36,961.90 = 14,685.34/x
  3. Step 3: Cross multiply
    26,783.72x = 36,961.90 × 14,685.34
  4. Step 4: Simplify right side
    26,783.72x = 542,798,068.55
  5. Step 5: Solve for x
    x = 542,798,068.55/26,783.72
  6. Step 6: Final answer
    x = 20,265.97

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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.