Home / 19,740.23-27,246.37-16,548.47

Finding the Fourth Proportional to 19,740.23, 27,246.37 and 16,548.47

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Solution

The fourth proportional to 19,740.23, 27,246.37 and 16,548.47 is: 22,840.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,740.23 : 27,246.37 = 16,548.47 : x
  2. Step 2: Convert to fraction form
    19,740.23/27,246.37 = 16,548.47/x
  3. Step 3: Cross multiply
    19,740.23x = 27,246.37 × 16,548.47
  4. Step 4: Simplify right side
    19,740.23x = 450,885,661.12
  5. Step 5: Solve for x
    x = 450,885,661.12/19,740.23
  6. Step 6: Final answer
    x = 22,840.95

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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.