Home / 40,299.69-60,456.83-13,283.47

Finding the Fourth Proportional to 40,299.69, 60,456.83 and 13,283.47

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Solution

The fourth proportional to 40,299.69, 60,456.83 and 13,283.47 is: 19,927.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,299.69 : 60,456.83 = 13,283.47 : x
  2. Step 2: Convert to fraction form
    40,299.69/60,456.83 = 13,283.47/x
  3. Step 3: Cross multiply
    40,299.69x = 60,456.83 × 13,283.47
  4. Step 4: Simplify right side
    40,299.69x = 803,076,487.60
  5. Step 5: Solve for x
    x = 803,076,487.60/40,299.69
  6. Step 6: Final answer
    x = 19,927.61

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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.