Home / 14,931.52-22,400.52-4,543

Finding the Fourth Proportional to 14,931.52, 22,400.52 and 4,543

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Solution

The fourth proportional to 14,931.52, 22,400.52 and 4,543 is: 6,815.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931.52 : 22,400.52 = 4,543 : x
  2. Step 2: Convert to fraction form
    14,931.52/22,400.52 = 4,543/x
  3. Step 3: Cross multiply
    14,931.52x = 22,400.52 × 4,543
  4. Step 4: Simplify right side
    14,931.52x = 101,765,562.36
  5. Step 5: Solve for x
    x = 101,765,562.36/14,931.52
  6. Step 6: Final answer
    x = 6,815.49

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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.