Home / 55,647.20-76,804.40-37,737.44

Finding the Fourth Proportional to 55,647.20, 76,804.40 and 37,737.44

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Solution

The fourth proportional to 55,647.20, 76,804.40 and 37,737.44 is: 52,085.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,647.20 : 76,804.40 = 37,737.44 : x
  2. Step 2: Convert to fraction form
    55,647.20/76,804.40 = 37,737.44/x
  3. Step 3: Cross multiply
    55,647.20x = 76,804.40 × 37,737.44
  4. Step 4: Simplify right side
    55,647.20x = 2,898,401,436.74
  5. Step 5: Solve for x
    x = 2,898,401,436.74/55,647.20
  6. Step 6: Final answer
    x = 52,085.31

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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.