Home / 14,845.65-22,270.52-4,987.75

Finding the Fourth Proportional to 14,845.65, 22,270.52 and 4,987.75

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Solution

The fourth proportional to 14,845.65, 22,270.52 and 4,987.75 is: 7,482.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,845.65 : 22,270.52 = 4,987.75 : x
  2. Step 2: Convert to fraction form
    14,845.65/22,270.52 = 4,987.75/x
  3. Step 3: Cross multiply
    14,845.65x = 22,270.52 × 4,987.75
  4. Step 4: Simplify right side
    14,845.65x = 111,079,674.78
  5. Step 5: Solve for x
    x = 111,079,674.78/14,845.65
  6. Step 6: Final answer
    x = 7,482.31

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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.