Home / 14,061.87-21,090.38-4,700.97

Finding the Fourth Proportional to 14,061.87, 21,090.38 and 4,700.97

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Solution

The fourth proportional to 14,061.87, 21,090.38 and 4,700.97 is: 7,050.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,061.87 : 21,090.38 = 4,700.97 : x
  2. Step 2: Convert to fraction form
    14,061.87/21,090.38 = 4,700.97/x
  3. Step 3: Cross multiply
    14,061.87x = 21,090.38 × 4,700.97
  4. Step 4: Simplify right side
    14,061.87x = 99,145,220.16
  5. Step 5: Solve for x
    x = 99,145,220.16/14,061.87
  6. Step 6: Final answer
    x = 7,050.64

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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.