Home / 18,588.68-25,645.08-10,626.64

Finding the Fourth Proportional to 18,588.68, 25,645.08 and 10,626.64

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Solution

The fourth proportional to 18,588.68, 25,645.08 and 10,626.64 is: 14,660.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588.68 : 25,645.08 = 10,626.64 : x
  2. Step 2: Convert to fraction form
    18,588.68/25,645.08 = 10,626.64/x
  3. Step 3: Cross multiply
    18,588.68x = 25,645.08 × 10,626.64
  4. Step 4: Simplify right side
    18,588.68x = 272,521,032.93
  5. Step 5: Solve for x
    x = 272,521,032.93/18,588.68
  6. Step 6: Final answer
    x = 14,660.59

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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.