Home / 47,987.81-66,187.48-35,236.99

Finding the Fourth Proportional to 47,987.81, 66,187.48 and 35,236.99

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Solution

The fourth proportional to 47,987.81, 66,187.48 and 35,236.99 is: 48,600.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,987.81 : 66,187.48 = 35,236.99 : x
  2. Step 2: Convert to fraction form
    47,987.81/66,187.48 = 35,236.99/x
  3. Step 3: Cross multiply
    47,987.81x = 66,187.48 × 35,236.99
  4. Step 4: Simplify right side
    47,987.81x = 2,332,247,631.60
  5. Step 5: Solve for x
    x = 2,332,247,631.60/47,987.81
  6. Step 6: Final answer
    x = 48,600.84

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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.