Home / 16,878.36-25,301.31-11,333.25

Finding the Fourth Proportional to 16,878.36, 25,301.31 and 11,333.25

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Solution

The fourth proportional to 16,878.36, 25,301.31 and 11,333.25 is: 16,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,878.36 : 25,301.31 = 11,333.25 : x
  2. Step 2: Convert to fraction form
    16,878.36/25,301.31 = 11,333.25/x
  3. Step 3: Cross multiply
    16,878.36x = 25,301.31 × 11,333.25
  4. Step 4: Simplify right side
    16,878.36x = 286,746,071.56
  5. Step 5: Solve for x
    x = 286,746,071.56/16,878.36
  6. Step 6: Final answer
    x = 16,988.98

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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.