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Finding the Fourth Proportional to 39,953.65, 59,914.82 and 14,980.09

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Solution

The fourth proportional to 39,953.65, 59,914.82 and 14,980.09 is: 22,464.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,953.65 : 59,914.82 = 14,980.09 : x
  2. Step 2: Convert to fraction form
    39,953.65/59,914.82 = 14,980.09/x
  3. Step 3: Cross multiply
    39,953.65x = 59,914.82 × 14,980.09
  4. Step 4: Simplify right side
    39,953.65x = 897,529,021.46
  5. Step 5: Solve for x
    x = 897,529,021.46/39,953.65
  6. Step 6: Final answer
    x = 22,464.26

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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.