Home / 27,583.88-38,066.36-15,008.63

Finding the Fourth Proportional to 27,583.88, 38,066.36 and 15,008.63

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Solution

The fourth proportional to 27,583.88, 38,066.36 and 15,008.63 is: 20,712.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,583.88 : 38,066.36 = 15,008.63 : x
  2. Step 2: Convert to fraction form
    27,583.88/38,066.36 = 15,008.63/x
  3. Step 3: Cross multiply
    27,583.88x = 38,066.36 × 15,008.63
  4. Step 4: Simplify right side
    27,583.88x = 571,323,647.31
  5. Step 5: Solve for x
    x = 571,323,647.31/27,583.88
  6. Step 6: Final answer
    x = 20,712.23

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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.