Home / 35,295.36-52,848.32-18,620.80

Finding the Fourth Proportional to 35,295.36, 52,848.32 and 18,620.80

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Solution

The fourth proportional to 35,295.36, 52,848.32 and 18,620.80 is: 27,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,295.36 : 52,848.32 = 18,620.80 : x
  2. Step 2: Convert to fraction form
    35,295.36/52,848.32 = 18,620.80/x
  3. Step 3: Cross multiply
    35,295.36x = 52,848.32 × 18,620.80
  4. Step 4: Simplify right side
    35,295.36x = 984,077,997.06
  5. Step 5: Solve for x
    x = 984,077,997.06/35,295.36
  6. Step 6: Final answer
    x = 27,881.23

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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.