Home / 21,606.88-29,824.08-12,534.53

Finding the Fourth Proportional to 21,606.88, 29,824.08 and 12,534.53

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Solution

The fourth proportional to 21,606.88, 29,824.08 and 12,534.53 is: 17,301.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,606.88 : 29,824.08 = 12,534.53 : x
  2. Step 2: Convert to fraction form
    21,606.88/29,824.08 = 12,534.53/x
  3. Step 3: Cross multiply
    21,606.88x = 29,824.08 × 12,534.53
  4. Step 4: Simplify right side
    21,606.88x = 373,830,825.48
  5. Step 5: Solve for x
    x = 373,830,825.48/21,606.88
  6. Step 6: Final answer
    x = 17,301.47

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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.