Home / 21,746.88-32,620.19-6,164.51

Finding the Fourth Proportional to 21,746.88, 32,620.19 and 6,164.51

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Solution

The fourth proportional to 21,746.88, 32,620.19 and 6,164.51 is: 9,246.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,746.88 : 32,620.19 = 6,164.51 : x
  2. Step 2: Convert to fraction form
    21,746.88/32,620.19 = 6,164.51/x
  3. Step 3: Cross multiply
    21,746.88x = 32,620.19 × 6,164.51
  4. Step 4: Simplify right side
    21,746.88x = 201,087,293.53
  5. Step 5: Solve for x
    x = 201,087,293.53/21,746.88
  6. Step 6: Final answer
    x = 9,246.72

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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.