Home / 19,614.60-29,445.30-11,300.40

Finding the Fourth Proportional to 19,614.60, 29,445.30 and 11,300.40

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Solution

The fourth proportional to 19,614.60, 29,445.30 and 11,300.40 is: 16,964.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.60 : 29,445.30 = 11,300.40 : x
  2. Step 2: Convert to fraction form
    19,614.60/29,445.30 = 11,300.40/x
  3. Step 3: Cross multiply
    19,614.60x = 29,445.30 × 11,300.40
  4. Step 4: Simplify right side
    19,614.60x = 332,743,668.12
  5. Step 5: Solve for x
    x = 332,743,668.12/19,614.60
  6. Step 6: Final answer
    x = 16,964.08

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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.