Home / 19,334.20-29,009.40-14,446.28

Finding the Fourth Proportional to 19,334.20, 29,009.40 and 14,446.28

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Solution

The fourth proportional to 19,334.20, 29,009.40 and 14,446.28 is: 21,675.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.20 : 29,009.40 = 14,446.28 : x
  2. Step 2: Convert to fraction form
    19,334.20/29,009.40 = 14,446.28/x
  3. Step 3: Cross multiply
    19,334.20x = 29,009.40 × 14,446.28
  4. Step 4: Simplify right side
    19,334.20x = 419,077,915.03
  5. Step 5: Solve for x
    x = 419,077,915.03/19,334.20
  6. Step 6: Final answer
    x = 21,675.47

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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.