Home / 16,905.52-23,329.60-9,453.52

Finding the Fourth Proportional to 16,905.52, 23,329.60 and 9,453.52

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Solution

The fourth proportional to 16,905.52, 23,329.60 and 9,453.52 is: 13,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,905.52 : 23,329.60 = 9,453.52 : x
  2. Step 2: Convert to fraction form
    16,905.52/23,329.60 = 9,453.52/x
  3. Step 3: Cross multiply
    16,905.52x = 23,329.60 × 9,453.52
  4. Step 4: Simplify right side
    16,905.52x = 220,546,840.19
  5. Step 5: Solve for x
    x = 220,546,840.19/16,905.52
  6. Step 6: Final answer
    x = 13,045.85

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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.