Home / 15,814.04-23,725.16-4,720.73

Finding the Fourth Proportional to 15,814.04, 23,725.16 and 4,720.73

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Solution

The fourth proportional to 15,814.04, 23,725.16 and 4,720.73 is: 7,082.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,814.04 : 23,725.16 = 4,720.73 : x
  2. Step 2: Convert to fraction form
    15,814.04/23,725.16 = 4,720.73/x
  3. Step 3: Cross multiply
    15,814.04x = 23,725.16 × 4,720.73
  4. Step 4: Simplify right side
    15,814.04x = 111,999,967.74
  5. Step 5: Solve for x
    x = 111,999,967.74/15,814.04
  6. Step 6: Final answer
    x = 7,082.31

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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.