Home / 43,564.36-65,346.46-30,442.36

Finding the Fourth Proportional to 43,564.36, 65,346.46 and 30,442.36

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Solution

The fourth proportional to 43,564.36, 65,346.46 and 30,442.36 is: 45,663.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,564.36 : 65,346.46 = 30,442.36 : x
  2. Step 2: Convert to fraction form
    43,564.36/65,346.46 = 30,442.36/x
  3. Step 3: Cross multiply
    43,564.36x = 65,346.46 × 30,442.36
  4. Step 4: Simplify right side
    43,564.36x = 1,989,300,460.05
  5. Step 5: Solve for x
    x = 1,989,300,460.05/43,564.36
  6. Step 6: Final answer
    x = 45,663.48

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1.5x scale

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.