Home / 34,820.89-48,052.96-18,905.33

Finding the Fourth Proportional to 34,820.89, 48,052.96 and 18,905.33

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Solution

The fourth proportional to 34,820.89, 48,052.96 and 18,905.33 is: 26,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,820.89 : 48,052.96 = 18,905.33 : x
  2. Step 2: Convert to fraction form
    34,820.89/48,052.96 = 18,905.33/x
  3. Step 3: Cross multiply
    34,820.89x = 48,052.96 × 18,905.33
  4. Step 4: Simplify right side
    34,820.89x = 908,457,139.15
  5. Step 5: Solve for x
    x = 908,457,139.15/34,820.89
  6. Step 6: Final answer
    x = 26,089.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.