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Finding the Fourth Proportional to 49,846.96, 74,769.72 and 14,810.32

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Solution

The fourth proportional to 49,846.96, 74,769.72 and 14,810.32 is: 22,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,846.96 : 74,769.72 = 14,810.32 : x
  2. Step 2: Convert to fraction form
    49,846.96/74,769.72 = 14,810.32/x
  3. Step 3: Cross multiply
    49,846.96x = 74,769.72 × 14,810.32
  4. Step 4: Simplify right side
    49,846.96x = 1,107,363,479.51
  5. Step 5: Solve for x
    x = 1,107,363,479.51/49,846.96
  6. Step 6: Final answer
    x = 22,215.27

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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.