Home / 27,587.93-38,073.24-15,651.36

Finding the Fourth Proportional to 27,587.93, 38,073.24 and 15,651.36

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Solution

The fourth proportional to 27,587.93, 38,073.24 and 15,651.36 is: 21,599.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,587.93 : 38,073.24 = 15,651.36 : x
  2. Step 2: Convert to fraction form
    27,587.93/38,073.24 = 15,651.36/x
  3. Step 3: Cross multiply
    27,587.93x = 38,073.24 × 15,651.36
  4. Step 4: Simplify right side
    27,587.93x = 595,897,985.61
  5. Step 5: Solve for x
    x = 595,897,985.61/27,587.93
  6. Step 6: Final answer
    x = 21,599.96

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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.