Home / 14,775.48-22,164.74-4,912.11

Finding the Fourth Proportional to 14,775.48, 22,164.74 and 4,912.11

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Solution

The fourth proportional to 14,775.48, 22,164.74 and 4,912.11 is: 7,368.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,775.48 : 22,164.74 = 4,912.11 : x
  2. Step 2: Convert to fraction form
    14,775.48/22,164.74 = 4,912.11/x
  3. Step 3: Cross multiply
    14,775.48x = 22,164.74 × 4,912.11
  4. Step 4: Simplify right side
    14,775.48x = 108,875,634.86
  5. Step 5: Solve for x
    x = 108,875,634.86/14,775.48
  6. Step 6: Final answer
    x = 7,368.67

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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.