Home / 35,704.77-53,567.19-13,215.12

Finding the Fourth Proportional to 35,704.77, 53,567.19 and 13,215.12

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Solution

The fourth proportional to 35,704.77, 53,567.19 and 13,215.12 is: 19,826.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,704.77 : 53,567.19 = 13,215.12 : x
  2. Step 2: Convert to fraction form
    35,704.77/53,567.19 = 13,215.12/x
  3. Step 3: Cross multiply
    35,704.77x = 53,567.19 × 13,215.12
  4. Step 4: Simplify right side
    35,704.77x = 707,896,843.91
  5. Step 5: Solve for x
    x = 707,896,843.91/35,704.77
  6. Step 6: Final answer
    x = 19,826.39

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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.