Home / 28,632.56-39,302.14-25,418.48

Finding the Fourth Proportional to 28,632.56, 39,302.14 and 25,418.48

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Solution

The fourth proportional to 28,632.56, 39,302.14 and 25,418.48 is: 34,890.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,632.56 : 39,302.14 = 25,418.48 : x
  2. Step 2: Convert to fraction form
    28,632.56/39,302.14 = 25,418.48/x
  3. Step 3: Cross multiply
    28,632.56x = 39,302.14 × 25,418.48
  4. Step 4: Simplify right side
    28,632.56x = 999,000,659.55
  5. Step 5: Solve for x
    x = 999,000,659.55/28,632.56
  6. Step 6: Final answer
    x = 34,890.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.