Home / 37,321.74-51,501.66-20,554.74

Finding the Fourth Proportional to 37,321.74, 51,501.66 and 20,554.74

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Solution

The fourth proportional to 37,321.74, 51,501.66 and 20,554.74 is: 28,364.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,321.74 : 51,501.66 = 20,554.74 : x
  2. Step 2: Convert to fraction form
    37,321.74/51,501.66 = 20,554.74/x
  3. Step 3: Cross multiply
    37,321.74x = 51,501.66 × 20,554.74
  4. Step 4: Simplify right side
    37,321.74x = 1,058,603,230.87
  5. Step 5: Solve for x
    x = 1,058,603,230.87/37,321.74
  6. Step 6: Final answer
    x = 28,364.25

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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.