Home / 28,877.40-43,316.10-27,622.80

Finding the Fourth Proportional to 28,877.40, 43,316.10 and 27,622.80

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Solution

The fourth proportional to 28,877.40, 43,316.10 and 27,622.80 is: 41,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,877.40 : 43,316.10 = 27,622.80 : x
  2. Step 2: Convert to fraction form
    28,877.40/43,316.10 = 27,622.80/x
  3. Step 3: Cross multiply
    28,877.40x = 43,316.10 × 27,622.80
  4. Step 4: Simplify right side
    28,877.40x = 1,196,511,967.08
  5. Step 5: Solve for x
    x = 1,196,511,967.08/28,877.40
  6. Step 6: Final answer
    x = 41,434.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.