Home / 35,835.95-49,453.67-19,920.26

Finding the Fourth Proportional to 35,835.95, 49,453.67 and 19,920.26

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Solution

The fourth proportional to 35,835.95, 49,453.67 and 19,920.26 is: 27,489.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,835.95 : 49,453.67 = 19,920.26 : x
  2. Step 2: Convert to fraction form
    35,835.95/49,453.67 = 19,920.26/x
  3. Step 3: Cross multiply
    35,835.95x = 49,453.67 × 19,920.26
  4. Step 4: Simplify right side
    35,835.95x = 985,130,137.79
  5. Step 5: Solve for x
    x = 985,130,137.79/35,835.95
  6. Step 6: Final answer
    x = 27,489.99

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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.