Home / 47,947.37-66,166.02-27,528.84

Finding the Fourth Proportional to 47,947.37, 66,166.02 and 27,528.84

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Solution

The fourth proportional to 47,947.37, 66,166.02 and 27,528.84 is: 37,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,947.37 : 66,166.02 = 27,528.84 : x
  2. Step 2: Convert to fraction form
    47,947.37/66,166.02 = 27,528.84/x
  3. Step 3: Cross multiply
    47,947.37x = 66,166.02 × 27,528.84
  4. Step 4: Simplify right side
    47,947.37x = 1,821,473,778.02
  5. Step 5: Solve for x
    x = 1,821,473,778.02/47,947.37
  6. Step 6: Final answer
    x = 37,989.03

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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.