Home / 36,425.79-54,638.78-10,130.54

Finding the Fourth Proportional to 36,425.79, 54,638.78 and 10,130.54

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Solution

The fourth proportional to 36,425.79, 54,638.78 and 10,130.54 is: 15,195.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,425.79 : 54,638.78 = 10,130.54 : x
  2. Step 2: Convert to fraction form
    36,425.79/54,638.78 = 10,130.54/x
  3. Step 3: Cross multiply
    36,425.79x = 54,638.78 × 10,130.54
  4. Step 4: Simplify right side
    36,425.79x = 553,520,022.49
  5. Step 5: Solve for x
    x = 553,520,022.49/36,425.79
  6. Step 6: Final answer
    x = 15,195.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.