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Finding the Fourth Proportional to 14,136, 19,508.22 and 7,848.24

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Solution

The fourth proportional to 14,136, 19,508.22 and 7,848.24 is: 10,830.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,136 : 19,508.22 = 7,848.24 : x
  2. Step 2: Convert to fraction form
    14,136/19,508.22 = 7,848.24/x
  3. Step 3: Cross multiply
    14,136x = 19,508.22 × 7,848.24
  4. Step 4: Simplify right side
    14,136x = 153,105,192.53
  5. Step 5: Solve for x
    x = 153,105,192.53/14,136
  6. Step 6: Final answer
    x = 10,830.87

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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.