Home / 14,454.86-21,685.19-6,134.81

Finding the Fourth Proportional to 14,454.86, 21,685.19 and 6,134.81

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Solution

The fourth proportional to 14,454.86, 21,685.19 and 6,134.81 is: 9,203.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454.86 : 21,685.19 = 6,134.81 : x
  2. Step 2: Convert to fraction form
    14,454.86/21,685.19 = 6,134.81/x
  3. Step 3: Cross multiply
    14,454.86x = 21,685.19 × 6,134.81
  4. Step 4: Simplify right side
    14,454.86x = 133,034,381.36
  5. Step 5: Solve for x
    x = 133,034,381.36/14,454.86
  6. Step 6: Final answer
    x = 9,203.44

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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.