Home / 16,854.09-23,258.49-9,300.49

Finding the Fourth Proportional to 16,854.09, 23,258.49 and 9,300.49

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Solution

The fourth proportional to 16,854.09, 23,258.49 and 9,300.49 is: 12,834.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.09 : 23,258.49 = 9,300.49 : x
  2. Step 2: Convert to fraction form
    16,854.09/23,258.49 = 9,300.49/x
  3. Step 3: Cross multiply
    16,854.09x = 23,258.49 × 9,300.49
  4. Step 4: Simplify right side
    16,854.09x = 216,315,260.64
  5. Step 5: Solve for x
    x = 216,315,260.64/16,854.09
  6. Step 6: Final answer
    x = 12,834.59

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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.