Home / 19,971.63-29,805.57-17,757.36

Finding the Fourth Proportional to 19,971.63, 29,805.57 and 17,757.36

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Solution

The fourth proportional to 19,971.63, 29,805.57 and 17,757.36 is: 26,501.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,971.63 : 29,805.57 = 17,757.36 : x
  2. Step 2: Convert to fraction form
    19,971.63/29,805.57 = 17,757.36/x
  3. Step 3: Cross multiply
    19,971.63x = 29,805.57 × 17,757.36
  4. Step 4: Simplify right side
    19,971.63x = 529,268,236.50
  5. Step 5: Solve for x
    x = 529,268,236.50/19,971.63
  6. Step 6: Final answer
    x = 26,501.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.