Home / 14,288.96-21,434.85-5,971.58

Finding the Fourth Proportional to 14,288.96, 21,434.85 and 5,971.58

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Solution

The fourth proportional to 14,288.96, 21,434.85 and 5,971.58 is: 8,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,288.96 : 21,434.85 = 5,971.58 : x
  2. Step 2: Convert to fraction form
    14,288.96/21,434.85 = 5,971.58/x
  3. Step 3: Cross multiply
    14,288.96x = 21,434.85 × 5,971.58
  4. Step 4: Simplify right side
    14,288.96x = 127,999,814.39
  5. Step 5: Solve for x
    x = 127,999,814.39/14,288.96
  6. Step 6: Final answer
    x = 8,957.95

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1.5x scale

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.