Home / 21,643.26-32,463.45-8,497.86

Finding the Fourth Proportional to 21,643.26, 32,463.45 and 8,497.86

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Solution

The fourth proportional to 21,643.26, 32,463.45 and 8,497.86 is: 12,746.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,643.26 : 32,463.45 = 8,497.86 : x
  2. Step 2: Convert to fraction form
    21,643.26/32,463.45 = 8,497.86/x
  3. Step 3: Cross multiply
    21,643.26x = 32,463.45 × 8,497.86
  4. Step 4: Simplify right side
    21,643.26x = 275,869,853.22
  5. Step 5: Solve for x
    x = 275,869,853.22/21,643.26
  6. Step 6: Final answer
    x = 12,746.22

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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.