Home / 47,990.79-66,232.43-26,777.43

Finding the Fourth Proportional to 47,990.79, 66,232.43 and 26,777.43

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Solution

The fourth proportional to 47,990.79, 66,232.43 and 26,777.43 is: 36,955.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,990.79 : 66,232.43 = 26,777.43 : x
  2. Step 2: Convert to fraction form
    47,990.79/66,232.43 = 26,777.43/x
  3. Step 3: Cross multiply
    47,990.79x = 66,232.43 × 26,777.43
  4. Step 4: Simplify right side
    47,990.79x = 1,773,534,258.05
  5. Step 5: Solve for x
    x = 1,773,534,258.05/47,990.79
  6. Step 6: Final answer
    x = 36,955.72

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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.