Home / 17,570.57-26,326.69-12,365.51

Finding the Fourth Proportional to 17,570.57, 26,326.69 and 12,365.51

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Solution

The fourth proportional to 17,570.57, 26,326.69 and 12,365.51 is: 18,527.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,570.57 : 26,326.69 = 12,365.51 : x
  2. Step 2: Convert to fraction form
    17,570.57/26,326.69 = 12,365.51/x
  3. Step 3: Cross multiply
    17,570.57x = 26,326.69 × 12,365.51
  4. Step 4: Simplify right side
    17,570.57x = 325,542,954.20
  5. Step 5: Solve for x
    x = 325,542,954.20/17,570.57
  6. Step 6: Final answer
    x = 18,527.74

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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.