Home / 16,877.58-23,290.95-9,324.40

Finding the Fourth Proportional to 16,877.58, 23,290.95 and 9,324.40

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Solution

The fourth proportional to 16,877.58, 23,290.95 and 9,324.40 is: 12,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.58 : 23,290.95 = 9,324.40 : x
  2. Step 2: Convert to fraction form
    16,877.58/23,290.95 = 9,324.40/x
  3. Step 3: Cross multiply
    16,877.58x = 23,290.95 × 9,324.40
  4. Step 4: Simplify right side
    16,877.58x = 217,173,982.76
  5. Step 5: Solve for x
    x = 217,173,982.76/16,877.58
  6. Step 6: Final answer
    x = 12,867.60

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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.