Home / 47,548.44-65,599.74-28,678.68

Finding the Fourth Proportional to 47,548.44, 65,599.74 and 28,678.68

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Solution

The fourth proportional to 47,548.44, 65,599.74 and 28,678.68 is: 39,566.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,548.44 : 65,599.74 = 28,678.68 : x
  2. Step 2: Convert to fraction form
    47,548.44/65,599.74 = 28,678.68/x
  3. Step 3: Cross multiply
    47,548.44x = 65,599.74 × 28,678.68
  4. Step 4: Simplify right side
    47,548.44x = 1,881,313,951.54
  5. Step 5: Solve for x
    x = 1,881,313,951.54/47,548.44
  6. Step 6: Final answer
    x = 39,566.26

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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.