Home / 13,173.77-19,762.63-4,406.63

Finding the Fourth Proportional to 13,173.77, 19,762.63 and 4,406.63

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Solution

The fourth proportional to 13,173.77, 19,762.63 and 4,406.63 is: 6,610.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,173.77 : 19,762.63 = 4,406.63 : x
  2. Step 2: Convert to fraction form
    13,173.77/19,762.63 = 4,406.63/x
  3. Step 3: Cross multiply
    13,173.77x = 19,762.63 × 4,406.63
  4. Step 4: Simplify right side
    13,173.77x = 87,086,488.41
  5. Step 5: Solve for x
    x = 87,086,488.41/13,173.77
  6. Step 6: Final answer
    x = 6,610.60

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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.