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Finding the Fourth Proportional to 18,063.90, 24,928.02 and 10,106.16

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Solution

The fourth proportional to 18,063.90, 24,928.02 and 10,106.16 is: 13,946.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.90 : 24,928.02 = 10,106.16 : x
  2. Step 2: Convert to fraction form
    18,063.90/24,928.02 = 10,106.16/x
  3. Step 3: Cross multiply
    18,063.90x = 24,928.02 × 10,106.16
  4. Step 4: Simplify right side
    18,063.90x = 251,926,558.60
  5. Step 5: Solve for x
    x = 251,926,558.60/18,063.90
  6. Step 6: Final answer
    x = 13,946.41

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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.