Home / 52,741.44-72,783.21-28,868.24

Finding the Fourth Proportional to 52,741.44, 72,783.21 and 28,868.24

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Solution

The fourth proportional to 52,741.44, 72,783.21 and 28,868.24 is: 39,838.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,741.44 : 72,783.21 = 28,868.24 : x
  2. Step 2: Convert to fraction form
    52,741.44/72,783.21 = 28,868.24/x
  3. Step 3: Cross multiply
    52,741.44x = 72,783.21 × 28,868.24
  4. Step 4: Simplify right side
    52,741.44x = 2,101,122,810.33
  5. Step 5: Solve for x
    x = 2,101,122,810.33/52,741.44
  6. Step 6: Final answer
    x = 39,838.18

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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.