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Finding the Fourth Proportional to 18,076.77, 24,946.17 and 10,907.06

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Solution

The fourth proportional to 18,076.77, 24,946.17 and 10,907.06 is: 15,051.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.77 : 24,946.17 = 10,907.06 : x
  2. Step 2: Convert to fraction form
    18,076.77/24,946.17 = 10,907.06/x
  3. Step 3: Cross multiply
    18,076.77x = 24,946.17 × 10,907.06
  4. Step 4: Simplify right side
    18,076.77x = 272,089,248.23
  5. Step 5: Solve for x
    x = 272,089,248.23/18,076.77
  6. Step 6: Final answer
    x = 15,051.87

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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.