Home / 49,918.10-68,889.79-27,259.20

Finding the Fourth Proportional to 49,918.10, 68,889.79 and 27,259.20

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Solution

The fourth proportional to 49,918.10, 68,889.79 and 27,259.20 is: 37,619.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,918.10 : 68,889.79 = 27,259.20 : x
  2. Step 2: Convert to fraction form
    49,918.10/68,889.79 = 27,259.20/x
  3. Step 3: Cross multiply
    49,918.10x = 68,889.79 × 27,259.20
  4. Step 4: Simplify right side
    49,918.10x = 1,877,880,495.42
  5. Step 5: Solve for x
    x = 1,877,880,495.42/49,918.10
  6. Step 6: Final answer
    x = 37,619.23

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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.