Home / 53,851.41-80,777.16-25,764.84

Finding the Fourth Proportional to 53,851.41, 80,777.16 and 25,764.84

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Solution

The fourth proportional to 53,851.41, 80,777.16 and 25,764.84 is: 38,647.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,851.41 : 80,777.16 = 25,764.84 : x
  2. Step 2: Convert to fraction form
    53,851.41/80,777.16 = 25,764.84/x
  3. Step 3: Cross multiply
    53,851.41x = 80,777.16 × 25,764.84
  4. Step 4: Simplify right side
    53,851.41x = 2,081,210,603.05
  5. Step 5: Solve for x
    x = 2,081,210,603.05/53,851.41
  6. Step 6: Final answer
    x = 38,647.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.