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Finding the Fourth Proportional to 18,063.14, 24,927.71 and 10,106.72

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Solution

The fourth proportional to 18,063.14, 24,927.71 and 10,106.72 is: 13,947.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.14 : 24,927.71 = 10,106.72 : x
  2. Step 2: Convert to fraction form
    18,063.14/24,927.71 = 10,106.72/x
  3. Step 3: Cross multiply
    18,063.14x = 24,927.71 × 10,106.72
  4. Step 4: Simplify right side
    18,063.14x = 251,937,385.21
  5. Step 5: Solve for x
    x = 251,937,385.21/18,063.14
  6. Step 6: Final answer
    x = 13,947.60

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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.