Home / 25,590.32-38,378.19-16,216.19

Finding the Fourth Proportional to 25,590.32, 38,378.19 and 16,216.19

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Solution

The fourth proportional to 25,590.32, 38,378.19 and 16,216.19 is: 24,319.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,590.32 : 38,378.19 = 16,216.19 : x
  2. Step 2: Convert to fraction form
    25,590.32/38,378.19 = 16,216.19/x
  3. Step 3: Cross multiply
    25,590.32x = 38,378.19 × 16,216.19
  4. Step 4: Simplify right side
    25,590.32x = 622,348,020.90
  5. Step 5: Solve for x
    x = 622,348,020.90/25,590.32
  6. Step 6: Final answer
    x = 24,319.67

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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.