Home / 30,184.72-45,277.08-13,535.67

Finding the Fourth Proportional to 30,184.72, 45,277.08 and 13,535.67

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Solution

The fourth proportional to 30,184.72, 45,277.08 and 13,535.67 is: 20,303.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,184.72 : 45,277.08 = 13,535.67 : x
  2. Step 2: Convert to fraction form
    30,184.72/45,277.08 = 13,535.67/x
  3. Step 3: Cross multiply
    30,184.72x = 45,277.08 × 13,535.67
  4. Step 4: Simplify right side
    30,184.72x = 612,855,613.44
  5. Step 5: Solve for x
    x = 612,855,613.44/30,184.72
  6. Step 6: Final answer
    x = 20,303.51

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Similar ratio
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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.