Home / 35,741.41-49,328.25-20,631.06

Finding the Fourth Proportional to 35,741.41, 49,328.25 and 20,631.06

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Solution

The fourth proportional to 35,741.41, 49,328.25 and 20,631.06 is: 28,473.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,741.41 : 49,328.25 = 20,631.06 : x
  2. Step 2: Convert to fraction form
    35,741.41/49,328.25 = 20,631.06/x
  3. Step 3: Cross multiply
    35,741.41x = 49,328.25 × 20,631.06
  4. Step 4: Simplify right side
    35,741.41x = 1,017,694,085.45
  5. Step 5: Solve for x
    x = 1,017,694,085.45/35,741.41
  6. Step 6: Final answer
    x = 28,473.81

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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.