Home / 27,826.51-38,401.46-15,251.26

Finding the Fourth Proportional to 27,826.51, 38,401.46 and 15,251.26

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Solution

The fourth proportional to 27,826.51, 38,401.46 and 15,251.26 is: 21,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,826.51 : 38,401.46 = 15,251.26 : x
  2. Step 2: Convert to fraction form
    27,826.51/38,401.46 = 15,251.26/x
  3. Step 3: Cross multiply
    27,826.51x = 38,401.46 × 15,251.26
  4. Step 4: Simplify right side
    27,826.51x = 585,670,574.58
  5. Step 5: Solve for x
    x = 585,670,574.58/27,826.51
  6. Step 6: Final answer
    x = 21,047.22

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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.