Home / 45,563.43-68,345.60-15,981.98

Finding the Fourth Proportional to 45,563.43, 68,345.60 and 15,981.98

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Solution

The fourth proportional to 45,563.43, 68,345.60 and 15,981.98 is: 23,973.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,563.43 : 68,345.60 = 15,981.98 : x
  2. Step 2: Convert to fraction form
    45,563.43/68,345.60 = 15,981.98/x
  3. Step 3: Cross multiply
    45,563.43x = 68,345.60 × 15,981.98
  4. Step 4: Simplify right side
    45,563.43x = 1,092,298,012.29
  5. Step 5: Solve for x
    x = 1,092,298,012.29/45,563.43
  6. Step 6: Final answer
    x = 23,973.13

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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.