Home / 18,851.44-26,019.66-10,898.62

Finding the Fourth Proportional to 18,851.44, 26,019.66 and 10,898.62

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Solution

The fourth proportional to 18,851.44, 26,019.66 and 10,898.62 is: 15,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,851.44 : 26,019.66 = 10,898.62 : x
  2. Step 2: Convert to fraction form
    18,851.44/26,019.66 = 10,898.62/x
  3. Step 3: Cross multiply
    18,851.44x = 26,019.66 × 10,898.62
  4. Step 4: Simplify right side
    18,851.44x = 283,578,386.87
  5. Step 5: Solve for x
    x = 283,578,386.87/18,851.44
  6. Step 6: Final answer
    x = 15,042.80

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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.