Home / 14,955.07-20,637.72-8,241.31

Finding the Fourth Proportional to 14,955.07, 20,637.72 and 8,241.31

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Solution

The fourth proportional to 14,955.07, 20,637.72 and 8,241.31 is: 11,372.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,955.07 : 20,637.72 = 8,241.31 : x
  2. Step 2: Convert to fraction form
    14,955.07/20,637.72 = 8,241.31/x
  3. Step 3: Cross multiply
    14,955.07x = 20,637.72 × 8,241.31
  4. Step 4: Simplify right side
    14,955.07x = 170,081,848.21
  5. Step 5: Solve for x
    x = 170,081,848.21/14,955.07
  6. Step 6: Final answer
    x = 11,372.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.