Home / 23,523.71-35,288.69-12,430.85

Finding the Fourth Proportional to 23,523.71, 35,288.69 and 12,430.85

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Solution

The fourth proportional to 23,523.71, 35,288.69 and 12,430.85 is: 18,647.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,523.71 : 35,288.69 = 12,430.85 : x
  2. Step 2: Convert to fraction form
    23,523.71/35,288.69 = 12,430.85/x
  3. Step 3: Cross multiply
    23,523.71x = 35,288.69 × 12,430.85
  4. Step 4: Simplify right side
    23,523.71x = 438,668,173.49
  5. Step 5: Solve for x
    x = 438,668,173.49/23,523.71
  6. Step 6: Final answer
    x = 18,647.92

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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.