Home / 47,219.22-70,810.38-19,132.02

Finding the Fourth Proportional to 47,219.22, 70,810.38 and 19,132.02

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Solution

The fourth proportional to 47,219.22, 70,810.38 and 19,132.02 is: 28,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,219.22 : 70,810.38 = 19,132.02 : x
  2. Step 2: Convert to fraction form
    47,219.22/70,810.38 = 19,132.02/x
  3. Step 3: Cross multiply
    47,219.22x = 70,810.38 × 19,132.02
  4. Step 4: Simplify right side
    47,219.22x = 1,354,745,606.37
  5. Step 5: Solve for x
    x = 1,354,745,606.37/47,219.22
  6. Step 6: Final answer
    x = 28,690.55

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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.