Home / 35,790.56-53,669.16-13,285.56

Finding the Fourth Proportional to 35,790.56, 53,669.16 and 13,285.56

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Solution

The fourth proportional to 35,790.56, 53,669.16 and 13,285.56 is: 19,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,790.56 : 53,669.16 = 13,285.56 : x
  2. Step 2: Convert to fraction form
    35,790.56/53,669.16 = 13,285.56/x
  3. Step 3: Cross multiply
    35,790.56x = 53,669.16 × 13,285.56
  4. Step 4: Simplify right side
    35,790.56x = 713,024,845.33
  5. Step 5: Solve for x
    x = 713,024,845.33/35,790.56
  6. Step 6: Final answer
    x = 19,922.15

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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.