Home / 28,825.93-39,775.21-16,248.25

Finding the Fourth Proportional to 28,825.93, 39,775.21 and 16,248.25

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Solution

The fourth proportional to 28,825.93, 39,775.21 and 16,248.25 is: 22,420.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,825.93 : 39,775.21 = 16,248.25 : x
  2. Step 2: Convert to fraction form
    28,825.93/39,775.21 = 16,248.25/x
  3. Step 3: Cross multiply
    28,825.93x = 39,775.21 × 16,248.25
  4. Step 4: Simplify right side
    28,825.93x = 646,277,555.88
  5. Step 5: Solve for x
    x = 646,277,555.88/28,825.93
  6. Step 6: Final answer
    x = 22,420.01

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1.5x scale

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.