Home / 18,586.51-25,648.69-10,088.44

Finding the Fourth Proportional to 18,586.51, 25,648.69 and 10,088.44

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Solution

The fourth proportional to 18,586.51, 25,648.69 and 10,088.44 is: 13,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,586.51 : 25,648.69 = 10,088.44 : x
  2. Step 2: Convert to fraction form
    18,586.51/25,648.69 = 10,088.44/x
  3. Step 3: Cross multiply
    18,586.51x = 25,648.69 × 10,088.44
  4. Step 4: Simplify right side
    18,586.51x = 258,755,270.14
  5. Step 5: Solve for x
    x = 258,755,270.14/18,586.51
  6. Step 6: Final answer
    x = 13,921.67

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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.