Home / 55,518.53-83,240.81-30,570.33

Finding the Fourth Proportional to 55,518.53, 83,240.81 and 30,570.33

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Solution

The fourth proportional to 55,518.53, 83,240.81 and 30,570.33 is: 45,835.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,518.53 : 83,240.81 = 30,570.33 : x
  2. Step 2: Convert to fraction form
    55,518.53/83,240.81 = 30,570.33/x
  3. Step 3: Cross multiply
    55,518.53x = 83,240.81 × 30,570.33
  4. Step 4: Simplify right side
    55,518.53x = 2,544,698,462.11
  5. Step 5: Solve for x
    x = 2,544,698,462.11/55,518.53
  6. Step 6: Final answer
    x = 45,835.12

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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.