Home / 30,244.95-41,737.49-16,815.91

Finding the Fourth Proportional to 30,244.95, 41,737.49 and 16,815.91

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Solution

The fourth proportional to 30,244.95, 41,737.49 and 16,815.91 is: 23,205.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,244.95 : 41,737.49 = 16,815.91 : x
  2. Step 2: Convert to fraction form
    30,244.95/41,737.49 = 16,815.91/x
  3. Step 3: Cross multiply
    30,244.95x = 41,737.49 × 16,815.91
  4. Step 4: Simplify right side
    30,244.95x = 701,853,875.47
  5. Step 5: Solve for x
    x = 701,853,875.47/30,244.95
  6. Step 6: Final answer
    x = 23,205.66

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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.