Home / 55,297.95-82,812.57-31,533.80

Finding the Fourth Proportional to 55,297.95, 82,812.57 and 31,533.80

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Solution

The fourth proportional to 55,297.95, 82,812.57 and 31,533.80 is: 47,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,297.95 : 82,812.57 = 31,533.80 : x
  2. Step 2: Convert to fraction form
    55,297.95/82,812.57 = 31,533.80/x
  3. Step 3: Cross multiply
    55,297.95x = 82,812.57 × 31,533.80
  4. Step 4: Simplify right side
    55,297.95x = 2,611,394,605.80
  5. Step 5: Solve for x
    x = 2,611,394,605.80/55,297.95
  6. Step 6: Final answer
    x = 47,224.08

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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.