Home / 52,033.23-78,049.85-12,590.34

Finding the Fourth Proportional to 52,033.23, 78,049.85 and 12,590.34

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Solution

The fourth proportional to 52,033.23, 78,049.85 and 12,590.34 is: 18,885.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,033.23 : 78,049.85 = 12,590.34 : x
  2. Step 2: Convert to fraction form
    52,033.23/78,049.85 = 12,590.34/x
  3. Step 3: Cross multiply
    52,033.23x = 78,049.85 × 12,590.34
  4. Step 4: Simplify right side
    52,033.23x = 982,674,183.06
  5. Step 5: Solve for x
    x = 982,674,183.06/52,033.23
  6. Step 6: Final answer
    x = 18,885.51

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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.