Home / 51,269.52-70,751.84-28,607.14

Finding the Fourth Proportional to 51,269.52, 70,751.84 and 28,607.14

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Solution

The fourth proportional to 51,269.52, 70,751.84 and 28,607.14 is: 39,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,269.52 : 70,751.84 = 28,607.14 : x
  2. Step 2: Convert to fraction form
    51,269.52/70,751.84 = 28,607.14/x
  3. Step 3: Cross multiply
    51,269.52x = 70,751.84 × 28,607.14
  4. Step 4: Simplify right side
    51,269.52x = 2,024,007,792.14
  5. Step 5: Solve for x
    x = 2,024,007,792.14/51,269.52
  6. Step 6: Final answer
    x = 39,477.80

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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.