Home / 21,496.26-29,666.97-12,064.86

Finding the Fourth Proportional to 21,496.26, 29,666.97 and 12,064.86

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Solution

The fourth proportional to 21,496.26, 29,666.97 and 12,064.86 is: 16,650.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,496.26 : 29,666.97 = 12,064.86 : x
  2. Step 2: Convert to fraction form
    21,496.26/29,666.97 = 12,064.86/x
  3. Step 3: Cross multiply
    21,496.26x = 29,666.97 × 12,064.86
  4. Step 4: Simplify right side
    21,496.26x = 357,927,839.67
  5. Step 5: Solve for x
    x = 357,927,839.67/21,496.26
  6. Step 6: Final answer
    x = 16,650.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.