Home / 14,563.40-21,840.40-4,700.37

Finding the Fourth Proportional to 14,563.40, 21,840.40 and 4,700.37

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Solution

The fourth proportional to 14,563.40, 21,840.40 and 4,700.37 is: 7,049.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.40 : 21,840.40 = 4,700.37 : x
  2. Step 2: Convert to fraction form
    14,563.40/21,840.40 = 4,700.37/x
  3. Step 3: Cross multiply
    14,563.40x = 21,840.40 × 4,700.37
  4. Step 4: Simplify right side
    14,563.40x = 102,657,960.95
  5. Step 5: Solve for x
    x = 102,657,960.95/14,563.40
  6. Step 6: Final answer
    x = 7,049.04

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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.