Home / 12,335.13-17,018.37-6,956.91

Finding the Fourth Proportional to 12,335.13, 17,018.37 and 6,956.91

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Solution

The fourth proportional to 12,335.13, 17,018.37 and 6,956.91 is: 9,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335.13 : 17,018.37 = 6,956.91 : x
  2. Step 2: Convert to fraction form
    12,335.13/17,018.37 = 6,956.91/x
  3. Step 3: Cross multiply
    12,335.13x = 17,018.37 × 6,956.91
  4. Step 4: Simplify right side
    12,335.13x = 118,395,268.44
  5. Step 5: Solve for x
    x = 118,395,268.44/12,335.13
  6. Step 6: Final answer
    x = 9,598.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.