Home / 14,452.49-21,656.06-8,605.91

Finding the Fourth Proportional to 14,452.49, 21,656.06 and 8,605.91

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Solution

The fourth proportional to 14,452.49, 21,656.06 and 8,605.91 is: 12,895.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.49 : 21,656.06 = 8,605.91 : x
  2. Step 2: Convert to fraction form
    14,452.49/21,656.06 = 8,605.91/x
  3. Step 3: Cross multiply
    14,452.49x = 21,656.06 × 8,605.91
  4. Step 4: Simplify right side
    14,452.49x = 186,370,060.29
  5. Step 5: Solve for x
    x = 186,370,060.29/14,452.49
  6. Step 6: Final answer
    x = 12,895.36

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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.