Home / 21,895.01-30,213.37-14,329.36

Finding the Fourth Proportional to 21,895.01, 30,213.37 and 14,329.36

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Solution

The fourth proportional to 21,895.01, 30,213.37 and 14,329.36 is: 19,773.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,895.01 : 30,213.37 = 14,329.36 : x
  2. Step 2: Convert to fraction form
    21,895.01/30,213.37 = 14,329.36/x
  3. Step 3: Cross multiply
    21,895.01x = 30,213.37 × 14,329.36
  4. Step 4: Simplify right side
    21,895.01x = 432,938,104.48
  5. Step 5: Solve for x
    x = 432,938,104.48/21,895.01
  6. Step 6: Final answer
    x = 19,773.37

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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.