Home / 14,348.16-21,528.73-7,324.55

Finding the Fourth Proportional to 14,348.16, 21,528.73 and 7,324.55

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Solution

The fourth proportional to 14,348.16, 21,528.73 and 7,324.55 is: 10,990.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.16 : 21,528.73 = 7,324.55 : x
  2. Step 2: Convert to fraction form
    14,348.16/21,528.73 = 7,324.55/x
  3. Step 3: Cross multiply
    14,348.16x = 21,528.73 × 7,324.55
  4. Step 4: Simplify right side
    14,348.16x = 157,688,214.10
  5. Step 5: Solve for x
    x = 157,688,214.10/14,348.16
  6. Step 6: Final answer
    x = 10,990.13

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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.