Home / 28,454.55-39,272.58-16,362.11

Finding the Fourth Proportional to 28,454.55, 39,272.58 and 16,362.11

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Solution

The fourth proportional to 28,454.55, 39,272.58 and 16,362.11 is: 22,582.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,454.55 : 39,272.58 = 16,362.11 : x
  2. Step 2: Convert to fraction form
    28,454.55/39,272.58 = 16,362.11/x
  3. Step 3: Cross multiply
    28,454.55x = 39,272.58 × 16,362.11
  4. Step 4: Simplify right side
    28,454.55x = 642,582,331.22
  5. Step 5: Solve for x
    x = 642,582,331.22/28,454.55
  6. Step 6: Final answer
    x = 22,582.76

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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.