Home / 34,880.21-48,134.44-18,964.67

Finding the Fourth Proportional to 34,880.21, 48,134.44 and 18,964.67

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Solution

The fourth proportional to 34,880.21, 48,134.44 and 18,964.67 is: 26,171.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,880.21 : 48,134.44 = 18,964.67 : x
  2. Step 2: Convert to fraction form
    34,880.21/48,134.44 = 18,964.67/x
  3. Step 3: Cross multiply
    34,880.21x = 48,134.44 × 18,964.67
  4. Step 4: Simplify right side
    34,880.21x = 912,853,482.15
  5. Step 5: Solve for x
    x = 912,853,482.15/34,880.21
  6. Step 6: Final answer
    x = 26,171.10

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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.