Home / 34,884.51-48,141.54-18,969.90

Finding the Fourth Proportional to 34,884.51, 48,141.54 and 18,969.90

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Solution

The fourth proportional to 34,884.51, 48,141.54 and 18,969.90 is: 26,178.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,884.51 : 48,141.54 = 18,969.90 : x
  2. Step 2: Convert to fraction form
    34,884.51/48,141.54 = 18,969.90/x
  3. Step 3: Cross multiply
    34,884.51x = 48,141.54 × 18,969.90
  4. Step 4: Simplify right side
    34,884.51x = 913,240,199.65
  5. Step 5: Solve for x
    x = 913,240,199.65/34,884.51
  6. Step 6: Final answer
    x = 26,178.96

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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.