Home / 35,112.29-48,450.35-20,962.13

Finding the Fourth Proportional to 35,112.29, 48,450.35 and 20,962.13

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Solution

The fourth proportional to 35,112.29, 48,450.35 and 20,962.13 is: 28,924.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,112.29 : 48,450.35 = 20,962.13 : x
  2. Step 2: Convert to fraction form
    35,112.29/48,450.35 = 20,962.13/x
  3. Step 3: Cross multiply
    35,112.29x = 48,450.35 × 20,962.13
  4. Step 4: Simplify right side
    35,112.29x = 1,015,622,188.18
  5. Step 5: Solve for x
    x = 1,015,622,188.18/35,112.29
  6. Step 6: Final answer
    x = 28,924.98

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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.