Home / 47,668.48-65,782.08-27,529.60

Finding the Fourth Proportional to 47,668.48, 65,782.08 and 27,529.60

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Solution

The fourth proportional to 47,668.48, 65,782.08 and 27,529.60 is: 37,990.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,668.48 : 65,782.08 = 27,529.60 : x
  2. Step 2: Convert to fraction form
    47,668.48/65,782.08 = 27,529.60/x
  3. Step 3: Cross multiply
    47,668.48x = 65,782.08 × 27,529.60
  4. Step 4: Simplify right side
    47,668.48x = 1,810,954,349.57
  5. Step 5: Solve for x
    x = 1,810,954,349.57/47,668.48
  6. Step 6: Final answer
    x = 37,990.60

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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.