Home / 28,864.24-43,277.69-18,973.53

Finding the Fourth Proportional to 28,864.24, 43,277.69 and 18,973.53

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Solution

The fourth proportional to 28,864.24, 43,277.69 and 18,973.53 is: 28,448.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,864.24 : 43,277.69 = 18,973.53 : x
  2. Step 2: Convert to fraction form
    28,864.24/43,277.69 = 18,973.53/x
  3. Step 3: Cross multiply
    28,864.24x = 43,277.69 × 18,973.53
  4. Step 4: Simplify right side
    28,864.24x = 821,130,596.98
  5. Step 5: Solve for x
    x = 821,130,596.98/28,864.24
  6. Step 6: Final answer
    x = 28,448.03

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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.