Home / 35,970.87-53,961.24-12,272.06

Finding the Fourth Proportional to 35,970.87, 53,961.24 and 12,272.06

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Solution

The fourth proportional to 35,970.87, 53,961.24 and 12,272.06 is: 18,409.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,970.87 : 53,961.24 = 12,272.06 : x
  2. Step 2: Convert to fraction form
    35,970.87/53,961.24 = 12,272.06/x
  3. Step 3: Cross multiply
    35,970.87x = 53,961.24 × 12,272.06
  4. Step 4: Simplify right side
    35,970.87x = 662,215,574.95
  5. Step 5: Solve for x
    x = 662,215,574.95/35,970.87
  6. Step 6: Final answer
    x = 18,409.77

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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.