Home / 12,666.24-19,001.52-4,347

Finding the Fourth Proportional to 12,666.24, 19,001.52 and 4,347

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Solution

The fourth proportional to 12,666.24, 19,001.52 and 4,347 is: 6,521.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,666.24 : 19,001.52 = 4,347 : x
  2. Step 2: Convert to fraction form
    12,666.24/19,001.52 = 4,347/x
  3. Step 3: Cross multiply
    12,666.24x = 19,001.52 × 4,347
  4. Step 4: Simplify right side
    12,666.24x = 82,599,607.44
  5. Step 5: Solve for x
    x = 82,599,607.44/12,666.24
  6. Step 6: Final answer
    x = 6,521.24

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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.