Home / 37,041.12-55,537.08-20,409

Finding the Fourth Proportional to 37,041.12, 55,537.08 and 20,409

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Solution

The fourth proportional to 37,041.12, 55,537.08 and 20,409 is: 30,599.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,041.12 : 55,537.08 = 20,409 : x
  2. Step 2: Convert to fraction form
    37,041.12/55,537.08 = 20,409/x
  3. Step 3: Cross multiply
    37,041.12x = 55,537.08 × 20,409
  4. Step 4: Simplify right side
    37,041.12x = 1,133,456,265.72
  5. Step 5: Solve for x
    x = 1,133,456,265.72/37,041.12
  6. Step 6: Final answer
    x = 30,599.95

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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.