Home / 14,842.15-22,259.62-4,978.87

Finding the Fourth Proportional to 14,842.15, 22,259.62 and 4,978.87

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Solution

The fourth proportional to 14,842.15, 22,259.62 and 4,978.87 is: 7,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,842.15 : 22,259.62 = 4,978.87 : x
  2. Step 2: Convert to fraction form
    14,842.15/22,259.62 = 4,978.87/x
  3. Step 3: Cross multiply
    14,842.15x = 22,259.62 × 4,978.87
  4. Step 4: Simplify right side
    14,842.15x = 110,827,754.23
  5. Step 5: Solve for x
    x = 110,827,754.23/14,842.15
  6. Step 6: Final answer
    x = 7,467.10

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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.