Home / 18,586.57-25,649.48-10,088.69

Finding the Fourth Proportional to 18,586.57, 25,649.48 and 10,088.69

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Solution

The fourth proportional to 18,586.57, 25,649.48 and 10,088.69 is: 13,922.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586.57 : 25,649.48 = 10,088.69 : x
  2. Step 2: Convert to fraction form
    18,586.57/25,649.48 = 10,088.69/x
  3. Step 3: Cross multiply
    18,586.57x = 25,649.48 × 10,088.69
  4. Step 4: Simplify right side
    18,586.57x = 258,769,652.38
  5. Step 5: Solve for x
    x = 258,769,652.38/18,586.57
  6. Step 6: Final answer
    x = 13,922.40

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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.