Home / 29,350.48-43,938.16-20,580.56

Finding the Fourth Proportional to 29,350.48, 43,938.16 and 20,580.56

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Solution

The fourth proportional to 29,350.48, 43,938.16 and 20,580.56 is: 30,809.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,350.48 : 43,938.16 = 20,580.56 : x
  2. Step 2: Convert to fraction form
    29,350.48/43,938.16 = 20,580.56/x
  3. Step 3: Cross multiply
    29,350.48x = 43,938.16 × 20,580.56
  4. Step 4: Simplify right side
    29,350.48x = 904,271,938.17
  5. Step 5: Solve for x
    x = 904,271,938.17/29,350.48
  6. Step 6: Final answer
    x = 30,809.44

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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.