Home / 19,079.48-26,318.22-13,786.04

Finding the Fourth Proportional to 19,079.48, 26,318.22 and 13,786.04

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Solution

The fourth proportional to 19,079.48, 26,318.22 and 13,786.04 is: 19,016.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079.48 : 26,318.22 = 13,786.04 : x
  2. Step 2: Convert to fraction form
    19,079.48/26,318.22 = 13,786.04/x
  3. Step 3: Cross multiply
    19,079.48x = 26,318.22 × 13,786.04
  4. Step 4: Simplify right side
    19,079.48x = 362,824,033.65
  5. Step 5: Solve for x
    x = 362,824,033.65/19,079.48
  6. Step 6: Final answer
    x = 19,016.45

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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.