Home / 14,664.68-20,237.01-8,291.17

Finding the Fourth Proportional to 14,664.68, 20,237.01 and 8,291.17

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Solution

The fourth proportional to 14,664.68, 20,237.01 and 8,291.17 is: 11,441.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.68 : 20,237.01 = 8,291.17 : x
  2. Step 2: Convert to fraction form
    14,664.68/20,237.01 = 8,291.17/x
  3. Step 3: Cross multiply
    14,664.68x = 20,237.01 × 8,291.17
  4. Step 4: Simplify right side
    14,664.68x = 167,788,389.02
  5. Step 5: Solve for x
    x = 167,788,389.02/14,664.68
  6. Step 6: Final answer
    x = 11,441.67

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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.