Home / 19,554.80-27,001.16-18,062.18

Finding the Fourth Proportional to 19,554.80, 27,001.16 and 18,062.18

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Solution

The fourth proportional to 19,554.80, 27,001.16 and 18,062.18 is: 24,940.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.80 : 27,001.16 = 18,062.18 : x
  2. Step 2: Convert to fraction form
    19,554.80/27,001.16 = 18,062.18/x
  3. Step 3: Cross multiply
    19,554.80x = 27,001.16 × 18,062.18
  4. Step 4: Simplify right side
    19,554.80x = 487,699,812.13
  5. Step 5: Solve for x
    x = 487,699,812.13/19,554.80
  6. Step 6: Final answer
    x = 24,940.16

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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.