Home / 53,283.21-73,530.75-29,409.87

Finding the Fourth Proportional to 53,283.21, 73,530.75 and 29,409.87

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Solution

The fourth proportional to 53,283.21, 73,530.75 and 29,409.87 is: 40,585.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,283.21 : 73,530.75 = 29,409.87 : x
  2. Step 2: Convert to fraction form
    53,283.21/73,530.75 = 29,409.87/x
  3. Step 3: Cross multiply
    53,283.21x = 73,530.75 × 29,409.87
  4. Step 4: Simplify right side
    53,283.21x = 2,162,529,798.50
  5. Step 5: Solve for x
    x = 2,162,529,798.50/53,283.21
  6. Step 6: Final answer
    x = 40,585.58

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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.