Home / 28,465.22-39,284.25-16,532.30

Finding the Fourth Proportional to 28,465.22, 39,284.25 and 16,532.30

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Solution

The fourth proportional to 28,465.22, 39,284.25 and 16,532.30 is: 22,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,465.22 : 39,284.25 = 16,532.30 : x
  2. Step 2: Convert to fraction form
    28,465.22/39,284.25 = 16,532.30/x
  3. Step 3: Cross multiply
    28,465.22x = 39,284.25 × 16,532.30
  4. Step 4: Simplify right side
    28,465.22x = 649,459,006.28
  5. Step 5: Solve for x
    x = 649,459,006.28/28,465.22
  6. Step 6: Final answer
    x = 22,815.88

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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.