Home / 16,862.09-23,270.02-9,308.39

Finding the Fourth Proportional to 16,862.09, 23,270.02 and 9,308.39

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Solution

The fourth proportional to 16,862.09, 23,270.02 and 9,308.39 is: 12,845.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862.09 : 23,270.02 = 9,308.39 : x
  2. Step 2: Convert to fraction form
    16,862.09/23,270.02 = 9,308.39/x
  3. Step 3: Cross multiply
    16,862.09x = 23,270.02 × 9,308.39
  4. Step 4: Simplify right side
    16,862.09x = 216,606,281.85
  5. Step 5: Solve for x
    x = 216,606,281.85/16,862.09
  6. Step 6: Final answer
    x = 12,845.76

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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.