Home / 28,298.07-39,054.41-17,540.08

Finding the Fourth Proportional to 28,298.07, 39,054.41 and 17,540.08

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Solution

The fourth proportional to 28,298.07, 39,054.41 and 17,540.08 is: 24,207.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,298.07 : 39,054.41 = 17,540.08 : x
  2. Step 2: Convert to fraction form
    28,298.07/39,054.41 = 17,540.08/x
  3. Step 3: Cross multiply
    28,298.07x = 39,054.41 × 17,540.08
  4. Step 4: Simplify right side
    28,298.07x = 685,017,475.75
  5. Step 5: Solve for x
    x = 685,017,475.75/28,298.07
  6. Step 6: Final answer
    x = 24,207.22

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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.