Home / 18,784.74-25,924.68-10,401.24

Finding the Fourth Proportional to 18,784.74, 25,924.68 and 10,401.24

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Solution

The fourth proportional to 18,784.74, 25,924.68 and 10,401.24 is: 14,354.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,784.74 : 25,924.68 = 10,401.24 : x
  2. Step 2: Convert to fraction form
    18,784.74/25,924.68 = 10,401.24/x
  3. Step 3: Cross multiply
    18,784.74x = 25,924.68 × 10,401.24
  4. Step 4: Simplify right side
    18,784.74x = 269,648,818.60
  5. Step 5: Solve for x
    x = 269,648,818.60/18,784.74
  6. Step 6: Final answer
    x = 14,354.67

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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.