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Finding the Fourth Proportional to 44,998, 67,460.55 and 18,722.41

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Solution

The fourth proportional to 44,998, 67,460.55 and 18,722.41 is: 28,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,998 : 67,460.55 = 18,722.41 : x
  2. Step 2: Convert to fraction form
    44,998/67,460.55 = 18,722.41/x
  3. Step 3: Cross multiply
    44,998x = 67,460.55 × 18,722.41
  4. Step 4: Simplify right side
    44,998x = 1,263,024,075.93
  5. Step 5: Solve for x
    x = 1,263,024,075.93/44,998
  6. Step 6: Final answer
    x = 28,068.45

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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.