Home / 36,045.51-53,992.92-28,987.41

Finding the Fourth Proportional to 36,045.51, 53,992.92 and 28,987.41

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Solution

The fourth proportional to 36,045.51, 53,992.92 and 28,987.41 is: 43,420.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,045.51 : 53,992.92 = 28,987.41 : x
  2. Step 2: Convert to fraction form
    36,045.51/53,992.92 = 28,987.41/x
  3. Step 3: Cross multiply
    36,045.51x = 53,992.92 × 28,987.41
  4. Step 4: Simplify right side
    36,045.51x = 1,565,114,909.14
  5. Step 5: Solve for x
    x = 1,565,114,909.14/36,045.51
  6. Step 6: Final answer
    x = 43,420.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.