Home / 19,495.92-26,903.16-10,999.38

Finding the Fourth Proportional to 19,495.92, 26,903.16 and 10,999.38

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Solution

The fourth proportional to 19,495.92, 26,903.16 and 10,999.38 is: 15,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,495.92 : 26,903.16 = 10,999.38 : x
  2. Step 2: Convert to fraction form
    19,495.92/26,903.16 = 10,999.38/x
  3. Step 3: Cross multiply
    19,495.92x = 26,903.16 × 10,999.38
  4. Step 4: Simplify right side
    19,495.92x = 295,918,080.04
  5. Step 5: Solve for x
    x = 295,918,080.04/19,495.92
  6. Step 6: Final answer
    x = 15,178.46

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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.