Home / 52,741.25-72,783.60-28,867.41

Finding the Fourth Proportional to 52,741.25, 72,783.60 and 28,867.41

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Solution

The fourth proportional to 52,741.25, 72,783.60 and 28,867.41 is: 39,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,741.25 : 72,783.60 = 28,867.41 : x
  2. Step 2: Convert to fraction form
    52,741.25/72,783.60 = 28,867.41/x
  3. Step 3: Cross multiply
    52,741.25x = 72,783.60 × 28,867.41
  4. Step 4: Simplify right side
    52,741.25x = 2,101,073,939.75
  5. Step 5: Solve for x
    x = 2,101,073,939.75/52,741.25
  6. Step 6: Final answer
    x = 39,837.40

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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.