Home / 13,356.40-20,029.20-4,588.96

Finding the Fourth Proportional to 13,356.40, 20,029.20 and 4,588.96

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Solution

The fourth proportional to 13,356.40, 20,029.20 and 4,588.96 is: 6,881.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.40 : 20,029.20 = 4,588.96 : x
  2. Step 2: Convert to fraction form
    13,356.40/20,029.20 = 4,588.96/x
  3. Step 3: Cross multiply
    13,356.40x = 20,029.20 × 4,588.96
  4. Step 4: Simplify right side
    13,356.40x = 91,913,197.63
  5. Step 5: Solve for x
    x = 91,913,197.63/13,356.40
  6. Step 6: Final answer
    x = 6,881.58

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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.