Home / 15,356.80-23,027.64-4,967.20

Finding the Fourth Proportional to 15,356.80, 23,027.64 and 4,967.20

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Solution

The fourth proportional to 15,356.80, 23,027.64 and 4,967.20 is: 7,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,356.80 : 23,027.64 = 4,967.20 : x
  2. Step 2: Convert to fraction form
    15,356.80/23,027.64 = 4,967.20/x
  3. Step 3: Cross multiply
    15,356.80x = 23,027.64 × 4,967.20
  4. Step 4: Simplify right side
    15,356.80x = 114,382,893.41
  5. Step 5: Solve for x
    x = 114,382,893.41/15,356.80
  6. Step 6: Final answer
    x = 7,448.35

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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.