Home / 53,513.19-73,852.43-29,642.09

Finding the Fourth Proportional to 53,513.19, 73,852.43 and 29,642.09

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Solution

The fourth proportional to 53,513.19, 73,852.43 and 29,642.09 is: 40,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,513.19 : 73,852.43 = 29,642.09 : x
  2. Step 2: Convert to fraction form
    53,513.19/73,852.43 = 29,642.09/x
  3. Step 3: Cross multiply
    53,513.19x = 73,852.43 × 29,642.09
  4. Step 4: Simplify right side
    53,513.19x = 2,189,139,859.31
  5. Step 5: Solve for x
    x = 2,189,139,859.31/53,513.19
  6. Step 6: Final answer
    x = 40,908.42

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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.