Home / 21,444.34-29,583.23-13,893.22

Finding the Fourth Proportional to 21,444.34, 29,583.23 and 13,893.22

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Solution

The fourth proportional to 21,444.34, 29,583.23 and 13,893.22 is: 19,166.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,444.34 : 29,583.23 = 13,893.22 : x
  2. Step 2: Convert to fraction form
    21,444.34/29,583.23 = 13,893.22/x
  3. Step 3: Cross multiply
    21,444.34x = 29,583.23 × 13,893.22
  4. Step 4: Simplify right side
    21,444.34x = 411,006,231.38
  5. Step 5: Solve for x
    x = 411,006,231.38/21,444.34
  6. Step 6: Final answer
    x = 19,166.19

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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.