Home / 45,457.39-68,186.58-15,875.29

Finding the Fourth Proportional to 45,457.39, 68,186.58 and 15,875.29

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Solution

The fourth proportional to 45,457.39, 68,186.58 and 15,875.29 is: 23,813.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,457.39 : 68,186.58 = 15,875.29 : x
  2. Step 2: Convert to fraction form
    45,457.39/68,186.58 = 15,875.29/x
  3. Step 3: Cross multiply
    45,457.39x = 68,186.58 × 15,875.29
  4. Step 4: Simplify right side
    45,457.39x = 1,082,481,731.61
  5. Step 5: Solve for x
    x = 1,082,481,731.61/45,457.39
  6. Step 6: Final answer
    x = 23,813.11

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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.