Home / 17,615.05-26,392.85-8,718.51

Finding the Fourth Proportional to 17,615.05, 26,392.85 and 8,718.51

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Solution

The fourth proportional to 17,615.05, 26,392.85 and 8,718.51 is: 13,063.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615.05 : 26,392.85 = 8,718.51 : x
  2. Step 2: Convert to fraction form
    17,615.05/26,392.85 = 8,718.51/x
  3. Step 3: Cross multiply
    17,615.05x = 26,392.85 × 8,718.51
  4. Step 4: Simplify right side
    17,615.05x = 230,106,283.06
  5. Step 5: Solve for x
    x = 230,106,283.06/17,615.05
  6. Step 6: Final answer
    x = 13,063.05

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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.