Home / 14,311.12-21,468.64-4,953.52

Finding the Fourth Proportional to 14,311.12, 21,468.64 and 4,953.52

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Solution

The fourth proportional to 14,311.12, 21,468.64 and 4,953.52 is: 7,430.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,311.12 : 21,468.64 = 4,953.52 : x
  2. Step 2: Convert to fraction form
    14,311.12/21,468.64 = 4,953.52/x
  3. Step 3: Cross multiply
    14,311.12x = 21,468.64 × 4,953.52
  4. Step 4: Simplify right side
    14,311.12x = 106,345,337.61
  5. Step 5: Solve for x
    x = 106,345,337.61/14,311.12
  6. Step 6: Final answer
    x = 7,430.96

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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.