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Finding the Fourth Proportional to 14,783.76, 22,175.86 and 4,923.08

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Solution

The fourth proportional to 14,783.76, 22,175.86 and 4,923.08 is: 7,384.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,783.76 : 22,175.86 = 4,923.08 : x
  2. Step 2: Convert to fraction form
    14,783.76/22,175.86 = 4,923.08/x
  3. Step 3: Cross multiply
    14,783.76x = 22,175.86 × 4,923.08
  4. Step 4: Simplify right side
    14,783.76x = 109,173,532.85
  5. Step 5: Solve for x
    x = 109,173,532.85/14,783.76
  6. Step 6: Final answer
    x = 7,384.69

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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.