Home / 13,347.60-20,004.36-6,327.60

Finding the Fourth Proportional to 13,347.60, 20,004.36 and 6,327.60

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Solution

The fourth proportional to 13,347.60, 20,004.36 and 6,327.60 is: 9,483.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,347.60 : 20,004.36 = 6,327.60 : x
  2. Step 2: Convert to fraction form
    13,347.60/20,004.36 = 6,327.60/x
  3. Step 3: Cross multiply
    13,347.60x = 20,004.36 × 6,327.60
  4. Step 4: Simplify right side
    13,347.60x = 126,579,588.34
  5. Step 5: Solve for x
    x = 126,579,588.34/13,347.60
  6. Step 6: Final answer
    x = 9,483.32

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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.