Home / 14,056.32-21,083.76-4,195.68

Finding the Fourth Proportional to 14,056.32, 21,083.76 and 4,195.68

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Solution

The fourth proportional to 14,056.32, 21,083.76 and 4,195.68 is: 6,293.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.32 : 21,083.76 = 4,195.68 : x
  2. Step 2: Convert to fraction form
    14,056.32/21,083.76 = 4,195.68/x
  3. Step 3: Cross multiply
    14,056.32x = 21,083.76 × 4,195.68
  4. Step 4: Simplify right side
    14,056.32x = 88,460,710.16
  5. Step 5: Solve for x
    x = 88,460,710.16/14,056.32
  6. Step 6: Final answer
    x = 6,293.31

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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.