Home / 54,012.16-81,008.48-14,560.08

Finding the Fourth Proportional to 54,012.16, 81,008.48 and 14,560.08

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Solution

The fourth proportional to 54,012.16, 81,008.48 and 14,560.08 is: 21,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,012.16 : 81,008.48 = 14,560.08 : x
  2. Step 2: Convert to fraction form
    54,012.16/81,008.48 = 14,560.08/x
  3. Step 3: Cross multiply
    54,012.16x = 81,008.48 × 14,560.08
  4. Step 4: Simplify right side
    54,012.16x = 1,179,489,949.48
  5. Step 5: Solve for x
    x = 1,179,489,949.48/54,012.16
  6. Step 6: Final answer
    x = 21,837.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.