Home / 21,606.55-29,810.82-14,063.98

Finding the Fourth Proportional to 21,606.55, 29,810.82 and 14,063.98

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Solution

The fourth proportional to 21,606.55, 29,810.82 and 14,063.98 is: 19,404.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,606.55 : 29,810.82 = 14,063.98 : x
  2. Step 2: Convert to fraction form
    21,606.55/29,810.82 = 14,063.98/x
  3. Step 3: Cross multiply
    21,606.55x = 29,810.82 × 14,063.98
  4. Step 4: Simplify right side
    21,606.55x = 419,258,627.21
  5. Step 5: Solve for x
    x = 419,258,627.21/21,606.55
  6. Step 6: Final answer
    x = 19,404.24

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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.