Home / 53,285.07-73,533.40-29,411.75

Finding the Fourth Proportional to 53,285.07, 73,533.40 and 29,411.75

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Solution

The fourth proportional to 53,285.07, 73,533.40 and 29,411.75 is: 40,588.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,285.07 : 73,533.40 = 29,411.75 : x
  2. Step 2: Convert to fraction form
    53,285.07/73,533.40 = 29,411.75/x
  3. Step 3: Cross multiply
    53,285.07x = 73,533.40 × 29,411.75
  4. Step 4: Simplify right side
    53,285.07x = 2,162,745,720.09
  5. Step 5: Solve for x
    x = 2,162,745,720.09/53,285.07
  6. Step 6: Final answer
    x = 40,588.21

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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.