Home / 47,900.44-66,144.32-30,026.16

Finding the Fourth Proportional to 47,900.44, 66,144.32 and 30,026.16

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Solution

The fourth proportional to 47,900.44, 66,144.32 and 30,026.16 is: 41,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,900.44 : 66,144.32 = 30,026.16 : x
  2. Step 2: Convert to fraction form
    47,900.44/66,144.32 = 30,026.16/x
  3. Step 3: Cross multiply
    47,900.44x = 66,144.32 × 30,026.16
  4. Step 4: Simplify right side
    47,900.44x = 1,986,059,935.41
  5. Step 5: Solve for x
    x = 1,986,059,935.41/47,900.44
  6. Step 6: Final answer
    x = 41,462.25

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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.