Home / 11,559.72-17,342.28-5,632.32

Finding the Fourth Proportional to 11,559.72, 17,342.28 and 5,632.32

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Solution

The fourth proportional to 11,559.72, 17,342.28 and 5,632.32 is: 8,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.72 : 17,342.28 = 5,632.32 : x
  2. Step 2: Convert to fraction form
    11,559.72/17,342.28 = 5,632.32/x
  3. Step 3: Cross multiply
    11,559.72x = 17,342.28 × 5,632.32
  4. Step 4: Simplify right side
    11,559.72x = 97,677,270.49
  5. Step 5: Solve for x
    x = 97,677,270.49/11,559.72
  6. Step 6: Final answer
    x = 8,449.80

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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.