Home / 19,664.32-29,495.56-5,624.32

Finding the Fourth Proportional to 19,664.32, 29,495.56 and 5,624.32

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Solution

The fourth proportional to 19,664.32, 29,495.56 and 5,624.32 is: 8,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,664.32 : 29,495.56 = 5,624.32 : x
  2. Step 2: Convert to fraction form
    19,664.32/29,495.56 = 5,624.32/x
  3. Step 3: Cross multiply
    19,664.32x = 29,495.56 × 5,624.32
  4. Step 4: Simplify right side
    19,664.32x = 165,892,468.02
  5. Step 5: Solve for x
    x = 165,892,468.02/19,664.32
  6. Step 6: Final answer
    x = 8,436.22

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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.