Home / 15,041.94-22,561.95-5,181.42

Finding the Fourth Proportional to 15,041.94, 22,561.95 and 5,181.42

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Solution

The fourth proportional to 15,041.94, 22,561.95 and 5,181.42 is: 7,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,041.94 : 22,561.95 = 5,181.42 : x
  2. Step 2: Convert to fraction form
    15,041.94/22,561.95 = 5,181.42/x
  3. Step 3: Cross multiply
    15,041.94x = 22,561.95 × 5,181.42
  4. Step 4: Simplify right side
    15,041.94x = 116,902,938.97
  5. Step 5: Solve for x
    x = 116,902,938.97/15,041.94
  6. Step 6: Final answer
    x = 7,771.80

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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.