Home / 11,458.08-17,265.18-9,423.65

Finding the Fourth Proportional to 11,458.08, 17,265.18 and 9,423.65

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Solution

The fourth proportional to 11,458.08, 17,265.18 and 9,423.65 is: 14,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.08 : 17,265.18 = 9,423.65 : x
  2. Step 2: Convert to fraction form
    11,458.08/17,265.18 = 9,423.65/x
  3. Step 3: Cross multiply
    11,458.08x = 17,265.18 × 9,423.65
  4. Step 4: Simplify right side
    11,458.08x = 162,700,927.18
  5. Step 5: Solve for x
    x = 162,700,927.18/11,458.08
  6. Step 6: Final answer
    x = 14,199.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.