Home / 19,544.20-26,979.06-13,962.76

Finding the Fourth Proportional to 19,544.20, 26,979.06 and 13,962.76

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Solution

The fourth proportional to 19,544.20, 26,979.06 and 13,962.76 is: 19,274.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,544.20 : 26,979.06 = 13,962.76 : x
  2. Step 2: Convert to fraction form
    19,544.20/26,979.06 = 13,962.76/x
  3. Step 3: Cross multiply
    19,544.20x = 26,979.06 × 13,962.76
  4. Step 4: Simplify right side
    19,544.20x = 376,702,139.81
  5. Step 5: Solve for x
    x = 376,702,139.81/19,544.20
  6. Step 6: Final answer
    x = 19,274.37

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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.