Home / 30,127.38-41,574.63-16,698.86

Finding the Fourth Proportional to 30,127.38, 41,574.63 and 16,698.86

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Solution

The fourth proportional to 30,127.38, 41,574.63 and 16,698.86 is: 23,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,127.38 : 41,574.63 = 16,698.86 : x
  2. Step 2: Convert to fraction form
    30,127.38/41,574.63 = 16,698.86/x
  3. Step 3: Cross multiply
    30,127.38x = 41,574.63 × 16,698.86
  4. Step 4: Simplify right side
    30,127.38x = 694,248,925.92
  5. Step 5: Solve for x
    x = 694,248,925.92/30,127.38
  6. Step 6: Final answer
    x = 23,043.79

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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.