Home / 26,778.90-40,168.50-8,058.81

Finding the Fourth Proportional to 26,778.90, 40,168.50 and 8,058.81

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Solution

The fourth proportional to 26,778.90, 40,168.50 and 8,058.81 is: 12,088.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,778.90 : 40,168.50 = 8,058.81 : x
  2. Step 2: Convert to fraction form
    26,778.90/40,168.50 = 8,058.81/x
  3. Step 3: Cross multiply
    26,778.90x = 40,168.50 × 8,058.81
  4. Step 4: Simplify right side
    26,778.90x = 323,710,274.23
  5. Step 5: Solve for x
    x = 323,710,274.23/26,778.90
  6. Step 6: Final answer
    x = 12,088.26

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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.