Home / 28,527.72-39,370.06-15,952.52

Finding the Fourth Proportional to 28,527.72, 39,370.06 and 15,952.52

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Solution

The fourth proportional to 28,527.72, 39,370.06 and 15,952.52 is: 22,015.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,527.72 : 39,370.06 = 15,952.52 : x
  2. Step 2: Convert to fraction form
    28,527.72/39,370.06 = 15,952.52/x
  3. Step 3: Cross multiply
    28,527.72x = 39,370.06 × 15,952.52
  4. Step 4: Simplify right side
    28,527.72x = 628,051,669.55
  5. Step 5: Solve for x
    x = 628,051,669.55/28,527.72
  6. Step 6: Final answer
    x = 22,015.49

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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.