Home / 13,592.16-20,392.56-8,666.08

Finding the Fourth Proportional to 13,592.16, 20,392.56 and 8,666.08

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Solution

The fourth proportional to 13,592.16, 20,392.56 and 8,666.08 is: 13,001.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,592.16 : 20,392.56 = 8,666.08 : x
  2. Step 2: Convert to fraction form
    13,592.16/20,392.56 = 8,666.08/x
  3. Step 3: Cross multiply
    13,592.16x = 20,392.56 × 8,666.08
  4. Step 4: Simplify right side
    13,592.16x = 176,723,556.36
  5. Step 5: Solve for x
    x = 176,723,556.36/13,592.16
  6. Step 6: Final answer
    x = 13,001.87

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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.