Home / 14,207.99-21,280.91-11,714.81

Finding the Fourth Proportional to 14,207.99, 21,280.91 and 11,714.81

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Solution

The fourth proportional to 14,207.99, 21,280.91 and 11,714.81 is: 17,546.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.99 : 21,280.91 = 11,714.81 : x
  2. Step 2: Convert to fraction form
    14,207.99/21,280.91 = 11,714.81/x
  3. Step 3: Cross multiply
    14,207.99x = 21,280.91 × 11,714.81
  4. Step 4: Simplify right side
    14,207.99x = 249,301,652.30
  5. Step 5: Solve for x
    x = 249,301,652.30/14,207.99
  6. Step 6: Final answer
    x = 17,546.59

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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.