Home / 47,795.14-65,960.76-28,675.74

Finding the Fourth Proportional to 47,795.14, 65,960.76 and 28,675.74

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Solution

The fourth proportional to 47,795.14, 65,960.76 and 28,675.74 is: 39,574.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,795.14 : 65,960.76 = 28,675.74 : x
  2. Step 2: Convert to fraction form
    47,795.14/65,960.76 = 28,675.74/x
  3. Step 3: Cross multiply
    47,795.14x = 65,960.76 × 28,675.74
  4. Step 4: Simplify right side
    47,795.14x = 1,891,473,603.96
  5. Step 5: Solve for x
    x = 1,891,473,603.96/47,795.14
  6. Step 6: Final answer
    x = 39,574.60

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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.