Home / 45,394.86-68,123.61-15,812.94

Finding the Fourth Proportional to 45,394.86, 68,123.61 and 15,812.94

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Solution

The fourth proportional to 45,394.86, 68,123.61 and 15,812.94 is: 23,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,394.86 : 68,123.61 = 15,812.94 : x
  2. Step 2: Convert to fraction form
    45,394.86/68,123.61 = 15,812.94/x
  3. Step 3: Cross multiply
    45,394.86x = 68,123.61 × 15,812.94
  4. Step 4: Simplify right side
    45,394.86x = 1,077,234,557.51
  5. Step 5: Solve for x
    x = 1,077,234,557.51/45,394.86
  6. Step 6: Final answer
    x = 23,730.32

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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.