Home / 15,561.63-23,342.45-5,173.38

Finding the Fourth Proportional to 15,561.63, 23,342.45 and 5,173.38

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Solution

The fourth proportional to 15,561.63, 23,342.45 and 5,173.38 is: 7,760.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.63 : 23,342.45 = 5,173.38 : x
  2. Step 2: Convert to fraction form
    15,561.63/23,342.45 = 5,173.38/x
  3. Step 3: Cross multiply
    15,561.63x = 23,342.45 × 5,173.38
  4. Step 4: Simplify right side
    15,561.63x = 120,759,363.98
  5. Step 5: Solve for x
    x = 120,759,363.98/15,561.63
  6. Step 6: Final answer
    x = 7,760.07

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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.