Home / 27,032.79-40,556.98-8,315.49

Finding the Fourth Proportional to 27,032.79, 40,556.98 and 8,315.49

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Solution

The fourth proportional to 27,032.79, 40,556.98 and 8,315.49 is: 12,475.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,032.79 : 40,556.98 = 8,315.49 : x
  2. Step 2: Convert to fraction form
    27,032.79/40,556.98 = 8,315.49/x
  3. Step 3: Cross multiply
    27,032.79x = 40,556.98 × 8,315.49
  4. Step 4: Simplify right side
    27,032.79x = 337,251,156.77
  5. Step 5: Solve for x
    x = 337,251,156.77/27,032.79
  6. Step 6: Final answer
    x = 12,475.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.