Home / 12,722.11-19,077.02-5,701.84

Finding the Fourth Proportional to 12,722.11, 19,077.02 and 5,701.84

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Solution

The fourth proportional to 12,722.11, 19,077.02 and 5,701.84 is: 8,550.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,722.11 : 19,077.02 = 5,701.84 : x
  2. Step 2: Convert to fraction form
    12,722.11/19,077.02 = 5,701.84/x
  3. Step 3: Cross multiply
    12,722.11x = 19,077.02 × 5,701.84
  4. Step 4: Simplify right side
    12,722.11x = 108,774,168.21
  5. Step 5: Solve for x
    x = 108,774,168.21/12,722.11
  6. Step 6: Final answer
    x = 8,550.01

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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.