Home / 19,903.05-27,466.16-11,945.25

Finding the Fourth Proportional to 19,903.05, 27,466.16 and 11,945.25

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Solution

The fourth proportional to 19,903.05, 27,466.16 and 11,945.25 is: 16,484.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903.05 : 27,466.16 = 11,945.25 : x
  2. Step 2: Convert to fraction form
    19,903.05/27,466.16 = 11,945.25/x
  3. Step 3: Cross multiply
    19,903.05x = 27,466.16 × 11,945.25
  4. Step 4: Simplify right side
    19,903.05x = 328,090,088.01
  5. Step 5: Solve for x
    x = 328,090,088.01/19,903.05
  6. Step 6: Final answer
    x = 16,484.41

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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.