Home / 14,456.19-19,943.64-11,460

Finding the Fourth Proportional to 14,456.19, 19,943.64 and 11,460

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Solution

The fourth proportional to 14,456.19, 19,943.64 and 11,460 is: 15,810.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,456.19 : 19,943.64 = 11,460 : x
  2. Step 2: Convert to fraction form
    14,456.19/19,943.64 = 11,460/x
  3. Step 3: Cross multiply
    14,456.19x = 19,943.64 × 11,460
  4. Step 4: Simplify right side
    14,456.19x = 228,554,114.40
  5. Step 5: Solve for x
    x = 228,554,114.40/14,456.19
  6. Step 6: Final answer
    x = 15,810.12

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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.