Home / 47,365.84-65,335.60-28,232.72

Finding the Fourth Proportional to 47,365.84, 65,335.60 and 28,232.72

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Solution

The fourth proportional to 47,365.84, 65,335.60 and 28,232.72 is: 38,943.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,365.84 : 65,335.60 = 28,232.72 : x
  2. Step 2: Convert to fraction form
    47,365.84/65,335.60 = 28,232.72/x
  3. Step 3: Cross multiply
    47,365.84x = 65,335.60 × 28,232.72
  4. Step 4: Simplify right side
    47,365.84x = 1,844,601,700.83
  5. Step 5: Solve for x
    x = 1,844,601,700.83/47,365.84
  6. Step 6: Final answer
    x = 38,943.71

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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.