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Finding the Fourth Proportional to 44,370, 61,230.56 and 28,454.40

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Solution

The fourth proportional to 44,370, 61,230.56 and 28,454.40 is: 39,267.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,370 : 61,230.56 = 28,454.40 : x
  2. Step 2: Convert to fraction form
    44,370/61,230.56 = 28,454.40/x
  3. Step 3: Cross multiply
    44,370x = 61,230.56 × 28,454.40
  4. Step 4: Simplify right side
    44,370x = 1,742,278,846.46
  5. Step 5: Solve for x
    x = 1,742,278,846.46/44,370
  6. Step 6: Final answer
    x = 39,267.05

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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.