Home / 35,896.47-49,537.13-19,980.58

Finding the Fourth Proportional to 35,896.47, 49,537.13 and 19,980.58

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Solution

The fourth proportional to 35,896.47, 49,537.13 and 19,980.58 is: 27,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,896.47 : 49,537.13 = 19,980.58 : x
  2. Step 2: Convert to fraction form
    35,896.47/49,537.13 = 19,980.58/x
  3. Step 3: Cross multiply
    35,896.47x = 49,537.13 × 19,980.58
  4. Step 4: Simplify right side
    35,896.47x = 989,780,515.04
  5. Step 5: Solve for x
    x = 989,780,515.04/35,896.47
  6. Step 6: Final answer
    x = 27,573.20

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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.