Home / 15,775.55-23,667.57-5,247.27

Finding the Fourth Proportional to 15,775.55, 23,667.57 and 5,247.27

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Solution

The fourth proportional to 15,775.55, 23,667.57 and 5,247.27 is: 7,872.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,775.55 : 23,667.57 = 5,247.27 : x
  2. Step 2: Convert to fraction form
    15,775.55/23,667.57 = 5,247.27/x
  3. Step 3: Cross multiply
    15,775.55x = 23,667.57 × 5,247.27
  4. Step 4: Simplify right side
    15,775.55x = 124,190,130.03
  5. Step 5: Solve for x
    x = 124,190,130.03/15,775.55
  6. Step 6: Final answer
    x = 7,872.32

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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.