Home / 35,285.51-52,928.42-11,928.35

Finding the Fourth Proportional to 35,285.51, 52,928.42 and 11,928.35

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Solution

The fourth proportional to 35,285.51, 52,928.42 and 11,928.35 is: 17,892.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,285.51 : 52,928.42 = 11,928.35 : x
  2. Step 2: Convert to fraction form
    35,285.51/52,928.42 = 11,928.35/x
  3. Step 3: Cross multiply
    35,285.51x = 52,928.42 × 11,928.35
  4. Step 4: Simplify right side
    35,285.51x = 631,348,791.39
  5. Step 5: Solve for x
    x = 631,348,791.39/35,285.51
  6. Step 6: Final answer
    x = 17,892.58

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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.