Home / 19,573.28-29,347.42-12,902.08

Finding the Fourth Proportional to 19,573.28, 29,347.42 and 12,902.08

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Solution

The fourth proportional to 19,573.28, 29,347.42 and 12,902.08 is: 19,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,573.28 : 29,347.42 = 12,902.08 : x
  2. Step 2: Convert to fraction form
    19,573.28/29,347.42 = 12,902.08/x
  3. Step 3: Cross multiply
    19,573.28x = 29,347.42 × 12,902.08
  4. Step 4: Simplify right side
    19,573.28x = 378,642,760.63
  5. Step 5: Solve for x
    x = 378,642,760.63/19,573.28
  6. Step 6: Final answer
    x = 19,344.88

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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.