Home / 14,320.37-21,475.40-4,957.84

Finding the Fourth Proportional to 14,320.37, 21,475.40 and 4,957.84

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Solution

The fourth proportional to 14,320.37, 21,475.40 and 4,957.84 is: 7,434.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320.37 : 21,475.40 = 4,957.84 : x
  2. Step 2: Convert to fraction form
    14,320.37/21,475.40 = 4,957.84/x
  3. Step 3: Cross multiply
    14,320.37x = 21,475.40 × 4,957.84
  4. Step 4: Simplify right side
    14,320.37x = 106,471,518.66
  5. Step 5: Solve for x
    x = 106,471,518.66/14,320.37
  6. Step 6: Final answer
    x = 7,434.97

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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.