Home / 47,619.30-71,405.86-14,333.16

Finding the Fourth Proportional to 47,619.30, 71,405.86 and 14,333.16

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Solution

The fourth proportional to 47,619.30, 71,405.86 and 14,333.16 is: 21,492.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,619.30 : 71,405.86 = 14,333.16 : x
  2. Step 2: Convert to fraction form
    47,619.30/71,405.86 = 14,333.16/x
  3. Step 3: Cross multiply
    47,619.30x = 71,405.86 × 14,333.16
  4. Step 4: Simplify right side
    47,619.30x = 1,023,471,616.32
  5. Step 5: Solve for x
    x = 1,023,471,616.32/47,619.30
  6. Step 6: Final answer
    x = 21,492.79

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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.