Home / 14,607.60-21,911.24-3,663.60

Finding the Fourth Proportional to 14,607.60, 21,911.24 and 3,663.60

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Solution

The fourth proportional to 14,607.60, 21,911.24 and 3,663.60 is: 5,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,607.60 : 21,911.24 = 3,663.60 : x
  2. Step 2: Convert to fraction form
    14,607.60/21,911.24 = 3,663.60/x
  3. Step 3: Cross multiply
    14,607.60x = 21,911.24 × 3,663.60
  4. Step 4: Simplify right side
    14,607.60x = 80,274,018.86
  5. Step 5: Solve for x
    x = 80,274,018.86/14,607.60
  6. Step 6: Final answer
    x = 5,495.36

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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.