Home / 14,660.64-21,967.92-11,337.12

Finding the Fourth Proportional to 14,660.64, 21,967.92 and 11,337.12

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Solution

The fourth proportional to 14,660.64, 21,967.92 and 11,337.12 is: 16,987.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660.64 : 21,967.92 = 11,337.12 : x
  2. Step 2: Convert to fraction form
    14,660.64/21,967.92 = 11,337.12/x
  3. Step 3: Cross multiply
    14,660.64x = 21,967.92 × 11,337.12
  4. Step 4: Simplify right side
    14,660.64x = 249,052,945.19
  5. Step 5: Solve for x
    x = 249,052,945.19/14,660.64
  6. Step 6: Final answer
    x = 16,987.86

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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.