Home / 28,973.97-39,987.81-16,232.00

Finding the Fourth Proportional to 28,973.97, 39,987.81 and 16,232.00

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Solution

The fourth proportional to 28,973.97, 39,987.81 and 16,232.00 is: 22,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973.97 : 39,987.81 = 16,232.00 : x
  2. Step 2: Convert to fraction form
    28,973.97/39,987.81 = 16,232.00/x
  3. Step 3: Cross multiply
    28,973.97x = 39,987.81 × 16,232.00
  4. Step 4: Simplify right side
    28,973.97x = 649,081,931.98
  5. Step 5: Solve for x
    x = 649,081,931.98/28,973.97
  6. Step 6: Final answer
    x = 22,402.24

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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.