Home / 26,808.77-40,228.70-12,017.72

Finding the Fourth Proportional to 26,808.77, 40,228.70 and 12,017.72

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Solution

The fourth proportional to 26,808.77, 40,228.70 and 12,017.72 is: 18,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,808.77 : 40,228.70 = 12,017.72 : x
  2. Step 2: Convert to fraction form
    26,808.77/40,228.70 = 12,017.72/x
  3. Step 3: Cross multiply
    26,808.77x = 40,228.70 × 12,017.72
  4. Step 4: Simplify right side
    26,808.77x = 483,457,134.36
  5. Step 5: Solve for x
    x = 483,457,134.36/26,808.77
  6. Step 6: Final answer
    x = 18,033.54

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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.