Home / 13,101.60-19,652.88-4,337.28

Finding the Fourth Proportional to 13,101.60, 19,652.88 and 4,337.28

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Solution

The fourth proportional to 13,101.60, 19,652.88 and 4,337.28 is: 6,506.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,101.60 : 19,652.88 = 4,337.28 : x
  2. Step 2: Convert to fraction form
    13,101.60/19,652.88 = 4,337.28/x
  3. Step 3: Cross multiply
    13,101.60x = 19,652.88 × 4,337.28
  4. Step 4: Simplify right side
    13,101.60x = 85,240,043.37
  5. Step 5: Solve for x
    x = 85,240,043.37/13,101.60
  6. Step 6: Final answer
    x = 6,506.08

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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.