Home / 14,039.32-21,059.92-4,678.96

Finding the Fourth Proportional to 14,039.32, 21,059.92 and 4,678.96

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Solution

The fourth proportional to 14,039.32, 21,059.92 and 4,678.96 is: 7,018.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,039.32 : 21,059.92 = 4,678.96 : x
  2. Step 2: Convert to fraction form
    14,039.32/21,059.92 = 4,678.96/x
  3. Step 3: Cross multiply
    14,039.32x = 21,059.92 × 4,678.96
  4. Step 4: Simplify right side
    14,039.32x = 98,538,523.28
  5. Step 5: Solve for x
    x = 98,538,523.28/14,039.32
  6. Step 6: Final answer
    x = 7,018.75

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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.