Home / 29,801.61-41,036.09-29,145.51

Finding the Fourth Proportional to 29,801.61, 41,036.09 and 29,145.51

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Solution

The fourth proportional to 29,801.61, 41,036.09 and 29,145.51 is: 40,132.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,801.61 : 41,036.09 = 29,145.51 : x
  2. Step 2: Convert to fraction form
    29,801.61/41,036.09 = 29,145.51/x
  3. Step 3: Cross multiply
    29,801.61x = 41,036.09 × 29,145.51
  4. Step 4: Simplify right side
    29,801.61x = 1,196,017,625.73
  5. Step 5: Solve for x
    x = 1,196,017,625.73/29,801.61
  6. Step 6: Final answer
    x = 40,132.65

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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.