Home / 45,888.23-68,857.43-17,809.40

Finding the Fourth Proportional to 45,888.23, 68,857.43 and 17,809.40

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Solution

The fourth proportional to 45,888.23, 68,857.43 and 17,809.40 is: 26,723.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,888.23 : 68,857.43 = 17,809.40 : x
  2. Step 2: Convert to fraction form
    45,888.23/68,857.43 = 17,809.40/x
  3. Step 3: Cross multiply
    45,888.23x = 68,857.43 × 17,809.40
  4. Step 4: Simplify right side
    45,888.23x = 1,226,309,080.51
  5. Step 5: Solve for x
    x = 1,226,309,080.51/45,888.23
  6. Step 6: Final answer
    x = 26,723.83

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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.