Home / 19,851.44-27,395.69-10,899.62

Finding the Fourth Proportional to 19,851.44, 27,395.69 and 10,899.62

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Solution

The fourth proportional to 19,851.44, 27,395.69 and 10,899.62 is: 15,041.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,851.44 : 27,395.69 = 10,899.62 : x
  2. Step 2: Convert to fraction form
    19,851.44/27,395.69 = 10,899.62/x
  3. Step 3: Cross multiply
    19,851.44x = 27,395.69 × 10,899.62
  4. Step 4: Simplify right side
    19,851.44x = 298,602,624.63
  5. Step 5: Solve for x
    x = 298,602,624.63/19,851.44
  6. Step 6: Final answer
    x = 15,041.87

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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.