Home / 46,742.72-70,114.19-18,665.06

Finding the Fourth Proportional to 46,742.72, 70,114.19 and 18,665.06

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Solution

The fourth proportional to 46,742.72, 70,114.19 and 18,665.06 is: 27,997.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,742.72 : 70,114.19 = 18,665.06 : x
  2. Step 2: Convert to fraction form
    46,742.72/70,114.19 = 18,665.06/x
  3. Step 3: Cross multiply
    46,742.72x = 70,114.19 × 18,665.06
  4. Step 4: Simplify right side
    46,742.72x = 1,308,685,563.20
  5. Step 5: Solve for x
    x = 1,308,685,563.20/46,742.72
  6. Step 6: Final answer
    x = 27,997.63

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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.