Home / 19,927.04-29,893.52-12,424.49

Finding the Fourth Proportional to 19,927.04, 29,893.52 and 12,424.49

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Solution

The fourth proportional to 19,927.04, 29,893.52 and 12,424.49 is: 18,638.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.04 : 29,893.52 = 12,424.49 : x
  2. Step 2: Convert to fraction form
    19,927.04/29,893.52 = 12,424.49/x
  3. Step 3: Cross multiply
    19,927.04x = 29,893.52 × 12,424.49
  4. Step 4: Simplify right side
    19,927.04x = 371,411,846.10
  5. Step 5: Solve for x
    x = 371,411,846.10/19,927.04
  6. Step 6: Final answer
    x = 18,638.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.