Home / 45,119.34-67,636.44-15,516.47

Finding the Fourth Proportional to 45,119.34, 67,636.44 and 15,516.47

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Solution

The fourth proportional to 45,119.34, 67,636.44 and 15,516.47 is: 23,260.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,119.34 : 67,636.44 = 15,516.47 : x
  2. Step 2: Convert to fraction form
    45,119.34/67,636.44 = 15,516.47/x
  3. Step 3: Cross multiply
    45,119.34x = 67,636.44 × 15,516.47
  4. Step 4: Simplify right side
    45,119.34x = 1,049,478,961.26
  5. Step 5: Solve for x
    x = 1,049,478,961.26/45,119.34
  6. Step 6: Final answer
    x = 23,260.07

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1.5x scale

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.