Home / 14,207.01-21,321.53-11,440.46

Finding the Fourth Proportional to 14,207.01, 21,321.53 and 11,440.46

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Solution

The fourth proportional to 14,207.01, 21,321.53 and 11,440.46 is: 17,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,207.01 : 21,321.53 = 11,440.46 : x
  2. Step 2: Convert to fraction form
    14,207.01/21,321.53 = 11,440.46/x
  3. Step 3: Cross multiply
    14,207.01x = 21,321.53 × 11,440.46
  4. Step 4: Simplify right side
    14,207.01x = 243,927,947.29
  5. Step 5: Solve for x
    x = 243,927,947.29/14,207.01
  6. Step 6: Final answer
    x = 17,169.55

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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.