Home / 19,897.40-27,457.96-10,944.71

Finding the Fourth Proportional to 19,897.40, 27,457.96 and 10,944.71

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Solution

The fourth proportional to 19,897.40, 27,457.96 and 10,944.71 is: 15,103.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897.40 : 27,457.96 = 10,944.71 : x
  2. Step 2: Convert to fraction form
    19,897.40/27,457.96 = 10,944.71/x
  3. Step 3: Cross multiply
    19,897.40x = 27,457.96 × 10,944.71
  4. Step 4: Simplify right side
    19,897.40x = 300,519,409.39
  5. Step 5: Solve for x
    x = 300,519,409.39/19,897.40
  6. Step 6: Final answer
    x = 15,103.45

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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.