Home / 28,075.73-42,094.08-10,540.85

Finding the Fourth Proportional to 28,075.73, 42,094.08 and 10,540.85

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Solution

The fourth proportional to 28,075.73, 42,094.08 and 10,540.85 is: 15,803.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,075.73 : 42,094.08 = 10,540.85 : x
  2. Step 2: Convert to fraction form
    28,075.73/42,094.08 = 10,540.85/x
  3. Step 3: Cross multiply
    28,075.73x = 42,094.08 × 10,540.85
  4. Step 4: Simplify right side
    28,075.73x = 443,707,172.70
  5. Step 5: Solve for x
    x = 443,707,172.70/28,075.73
  6. Step 6: Final answer
    x = 15,803.94

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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.