Home / 53,838.21-74,299.37-32,619.45

Finding the Fourth Proportional to 53,838.21, 74,299.37 and 32,619.45

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Solution

The fourth proportional to 53,838.21, 74,299.37 and 32,619.45 is: 45,016.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,838.21 : 74,299.37 = 32,619.45 : x
  2. Step 2: Convert to fraction form
    53,838.21/74,299.37 = 32,619.45/x
  3. Step 3: Cross multiply
    53,838.21x = 74,299.37 × 32,619.45
  4. Step 4: Simplify right side
    53,838.21x = 2,423,604,421.65
  5. Step 5: Solve for x
    x = 2,423,604,421.65/53,838.21
  6. Step 6: Final answer
    x = 45,016.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.