Home / 28,326.51-39,054.47-17,712.27

Finding the Fourth Proportional to 28,326.51, 39,054.47 and 17,712.27

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Solution

The fourth proportional to 28,326.51, 39,054.47 and 17,712.27 is: 24,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,326.51 : 39,054.47 = 17,712.27 : x
  2. Step 2: Convert to fraction form
    28,326.51/39,054.47 = 17,712.27/x
  3. Step 3: Cross multiply
    28,326.51x = 39,054.47 × 17,712.27
  4. Step 4: Simplify right side
    28,326.51x = 691,743,228.79
  5. Step 5: Solve for x
    x = 691,743,228.79/28,326.51
  6. Step 6: Final answer
    x = 24,420.35

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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.