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Finding the Fourth Proportional to 15,673.94, 23,498.59 and 10,728.59

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Solution

The fourth proportional to 15,673.94, 23,498.59 and 10,728.59 is: 16,084.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673.94 : 23,498.59 = 10,728.59 : x
  2. Step 2: Convert to fraction form
    15,673.94/23,498.59 = 10,728.59/x
  3. Step 3: Cross multiply
    15,673.94x = 23,498.59 × 10,728.59
  4. Step 4: Simplify right side
    15,673.94x = 252,106,613.49
  5. Step 5: Solve for x
    x = 252,106,613.49/15,673.94
  6. Step 6: Final answer
    x = 16,084.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.