Home / 14,522.48-21,746.76-10,143.01

Finding the Fourth Proportional to 14,522.48, 21,746.76 and 10,143.01

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Solution

The fourth proportional to 14,522.48, 21,746.76 and 10,143.01 is: 15,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.48 : 21,746.76 = 10,143.01 : x
  2. Step 2: Convert to fraction form
    14,522.48/21,746.76 = 10,143.01/x
  3. Step 3: Cross multiply
    14,522.48x = 21,746.76 × 10,143.01
  4. Step 4: Simplify right side
    14,522.48x = 220,577,604.15
  5. Step 5: Solve for x
    x = 220,577,604.15/14,522.48
  6. Step 6: Final answer
    x = 15,188.70

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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.