Home / 47,460.80-71,188.68-14,181.20

Finding the Fourth Proportional to 47,460.80, 71,188.68 and 14,181.20

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Solution

The fourth proportional to 47,460.80, 71,188.68 and 14,181.20 is: 21,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,460.80 : 71,188.68 = 14,181.20 : x
  2. Step 2: Convert to fraction form
    47,460.80/71,188.68 = 14,181.20/x
  3. Step 3: Cross multiply
    47,460.80x = 71,188.68 × 14,181.20
  4. Step 4: Simplify right side
    47,460.80x = 1,009,540,908.82
  5. Step 5: Solve for x
    x = 1,009,540,908.82/47,460.80
  6. Step 6: Final answer
    x = 21,271.05

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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.