Home / 35,380.82-53,071.29-9,085.57

Finding the Fourth Proportional to 35,380.82, 53,071.29 and 9,085.57

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Solution

The fourth proportional to 35,380.82, 53,071.29 and 9,085.57 is: 13,628.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,380.82 : 53,071.29 = 9,085.57 : x
  2. Step 2: Convert to fraction form
    35,380.82/53,071.29 = 9,085.57/x
  3. Step 3: Cross multiply
    35,380.82x = 53,071.29 × 9,085.57
  4. Step 4: Simplify right side
    35,380.82x = 482,182,787.61
  5. Step 5: Solve for x
    x = 482,182,787.61/35,380.82
  6. Step 6: Final answer
    x = 13,628.37

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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.