Home / 18,853.16-26,017.07-10,355.58

Finding the Fourth Proportional to 18,853.16, 26,017.07 and 10,355.58

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Solution

The fourth proportional to 18,853.16, 26,017.07 and 10,355.58 is: 14,290.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,853.16 : 26,017.07 = 10,355.58 : x
  2. Step 2: Convert to fraction form
    18,853.16/26,017.07 = 10,355.58/x
  3. Step 3: Cross multiply
    18,853.16x = 26,017.07 × 10,355.58
  4. Step 4: Simplify right side
    18,853.16x = 269,421,797.97
  5. Step 5: Solve for x
    x = 269,421,797.97/18,853.16
  6. Step 6: Final answer
    x = 14,290.54

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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.