Home / 21,244.48-29,286.70-14,062.41

Finding the Fourth Proportional to 21,244.48, 29,286.70 and 14,062.41

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Solution

The fourth proportional to 21,244.48, 29,286.70 and 14,062.41 is: 19,385.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,244.48 : 29,286.70 = 14,062.41 : x
  2. Step 2: Convert to fraction form
    21,244.48/29,286.70 = 14,062.41/x
  3. Step 3: Cross multiply
    21,244.48x = 29,286.70 × 14,062.41
  4. Step 4: Simplify right side
    21,244.48x = 411,841,547.79
  5. Step 5: Solve for x
    x = 411,841,547.79/21,244.48
  6. Step 6: Final answer
    x = 19,385.82

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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.