Home / 47,752.41-71,604-21,434.59

Finding the Fourth Proportional to 47,752.41, 71,604 and 21,434.59

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Solution

The fourth proportional to 47,752.41, 71,604 and 21,434.59 is: 32,140.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,752.41 : 71,604 = 21,434.59 : x
  2. Step 2: Convert to fraction form
    47,752.41/71,604 = 21,434.59/x
  3. Step 3: Cross multiply
    47,752.41x = 71,604 × 21,434.59
  4. Step 4: Simplify right side
    47,752.41x = 1,534,802,382.36
  5. Step 5: Solve for x
    x = 1,534,802,382.36/47,752.41
  6. Step 6: Final answer
    x = 32,140.84

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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.