Home / 53,153.67-73,352.94-29,280.36

Finding the Fourth Proportional to 53,153.67, 73,352.94 and 29,280.36

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Solution

The fourth proportional to 53,153.67, 73,352.94 and 29,280.36 is: 40,407.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,153.67 : 73,352.94 = 29,280.36 : x
  2. Step 2: Convert to fraction form
    53,153.67/73,352.94 = 29,280.36/x
  3. Step 3: Cross multiply
    53,153.67x = 73,352.94 × 29,280.36
  4. Step 4: Simplify right side
    53,153.67x = 2,147,800,490.26
  5. Step 5: Solve for x
    x = 2,147,800,490.26/53,153.67
  6. Step 6: Final answer
    x = 40,407.38

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1.5x scale

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.