Home / 18,606.72-25,657.92-14,358.48

Finding the Fourth Proportional to 18,606.72, 25,657.92 and 14,358.48

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Solution

The fourth proportional to 18,606.72, 25,657.92 and 14,358.48 is: 19,799.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,606.72 : 25,657.92 = 14,358.48 : x
  2. Step 2: Convert to fraction form
    18,606.72/25,657.92 = 14,358.48/x
  3. Step 3: Cross multiply
    18,606.72x = 25,657.92 × 14,358.48
  4. Step 4: Simplify right side
    18,606.72x = 368,408,731.16
  5. Step 5: Solve for x
    x = 368,408,731.16/18,606.72
  6. Step 6: Final answer
    x = 19,799.77

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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.