Home / 28,511.40-42,824.70-27,532.20

Finding the Fourth Proportional to 28,511.40, 42,824.70 and 27,532.20

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Solution

The fourth proportional to 28,511.40, 42,824.70 and 27,532.20 is: 41,353.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,511.40 : 42,824.70 = 27,532.20 : x
  2. Step 2: Convert to fraction form
    28,511.40/42,824.70 = 27,532.20/x
  3. Step 3: Cross multiply
    28,511.40x = 42,824.70 × 27,532.20
  4. Step 4: Simplify right side
    28,511.40x = 1,179,058,205.34
  5. Step 5: Solve for x
    x = 1,179,058,205.34/28,511.40
  6. Step 6: Final answer
    x = 41,353.92

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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.