Home / 28,799.17-39,738.04-16,049.57

Finding the Fourth Proportional to 28,799.17, 39,738.04 and 16,049.57

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Solution

The fourth proportional to 28,799.17, 39,738.04 and 16,049.57 is: 22,145.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,799.17 : 39,738.04 = 16,049.57 : x
  2. Step 2: Convert to fraction form
    28,799.17/39,738.04 = 16,049.57/x
  3. Step 3: Cross multiply
    28,799.17x = 39,738.04 × 16,049.57
  4. Step 4: Simplify right side
    28,799.17x = 637,778,417.87
  5. Step 5: Solve for x
    x = 637,778,417.87/28,799.17
  6. Step 6: Final answer
    x = 22,145.72

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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.