Home / 20,848.02-31,276.96-6,057.30

Finding the Fourth Proportional to 20,848.02, 31,276.96 and 6,057.30

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Solution

The fourth proportional to 20,848.02, 31,276.96 and 6,057.30 is: 9,087.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,848.02 : 31,276.96 = 6,057.30 : x
  2. Step 2: Convert to fraction form
    20,848.02/31,276.96 = 6,057.30/x
  3. Step 3: Cross multiply
    20,848.02x = 31,276.96 × 6,057.30
  4. Step 4: Simplify right side
    20,848.02x = 189,453,929.81
  5. Step 5: Solve for x
    x = 189,453,929.81/20,848.02
  6. Step 6: Final answer
    x = 9,087.38

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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.