Home / 53,282.78-73,530.08-29,409.29

Finding the Fourth Proportional to 53,282.78, 73,530.08 and 29,409.29

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Solution

The fourth proportional to 53,282.78, 73,530.08 and 29,409.29 is: 40,584.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,282.78 : 73,530.08 = 29,409.29 : x
  2. Step 2: Convert to fraction form
    53,282.78/73,530.08 = 29,409.29/x
  3. Step 3: Cross multiply
    53,282.78x = 73,530.08 × 29,409.29
  4. Step 4: Simplify right side
    53,282.78x = 2,162,466,931.75
  5. Step 5: Solve for x
    x = 2,162,466,931.75/53,282.78
  6. Step 6: Final answer
    x = 40,584.73

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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.