Home / 14,409.46-21,615.99-4,547.29

Finding the Fourth Proportional to 14,409.46, 21,615.99 and 4,547.29

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Solution

The fourth proportional to 14,409.46, 21,615.99 and 4,547.29 is: 6,821.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,409.46 : 21,615.99 = 4,547.29 : x
  2. Step 2: Convert to fraction form
    14,409.46/21,615.99 = 4,547.29/x
  3. Step 3: Cross multiply
    14,409.46x = 21,615.99 × 4,547.29
  4. Step 4: Simplify right side
    14,409.46x = 98,294,175.17
  5. Step 5: Solve for x
    x = 98,294,175.17/14,409.46
  6. Step 6: Final answer
    x = 6,821.50

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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.