Home / 16,915.62-23,345.38-9,845.94

Finding the Fourth Proportional to 16,915.62, 23,345.38 and 9,845.94

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Solution

The fourth proportional to 16,915.62, 23,345.38 and 9,845.94 is: 13,588.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.62 : 23,345.38 = 9,845.94 : x
  2. Step 2: Convert to fraction form
    16,915.62/23,345.38 = 9,845.94/x
  3. Step 3: Cross multiply
    16,915.62x = 23,345.38 × 9,845.94
  4. Step 4: Simplify right side
    16,915.62x = 229,857,210.76
  5. Step 5: Solve for x
    x = 229,857,210.76/16,915.62
  6. Step 6: Final answer
    x = 13,588.46

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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.