Home / 27,519.40-37,922.27-19,539.28

Finding the Fourth Proportional to 27,519.40, 37,922.27 and 19,539.28

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Solution

The fourth proportional to 27,519.40, 37,922.27 and 19,539.28 is: 26,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,519.40 : 37,922.27 = 19,539.28 : x
  2. Step 2: Convert to fraction form
    27,519.40/37,922.27 = 19,539.28/x
  3. Step 3: Cross multiply
    27,519.40x = 37,922.27 × 19,539.28
  4. Step 4: Simplify right side
    27,519.40x = 740,973,851.77
  5. Step 5: Solve for x
    x = 740,973,851.77/27,519.40
  6. Step 6: Final answer
    x = 26,925.51

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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.