Home / 27,281.48-40,930.11-9,752.67

Finding the Fourth Proportional to 27,281.48, 40,930.11 and 9,752.67

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Solution

The fourth proportional to 27,281.48, 40,930.11 and 9,752.67 is: 14,631.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,281.48 : 40,930.11 = 9,752.67 : x
  2. Step 2: Convert to fraction form
    27,281.48/40,930.11 = 9,752.67/x
  3. Step 3: Cross multiply
    27,281.48x = 40,930.11 × 9,752.67
  4. Step 4: Simplify right side
    27,281.48x = 399,177,855.89
  5. Step 5: Solve for x
    x = 399,177,855.89/27,281.48
  6. Step 6: Final answer
    x = 14,631.83

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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.