Home / 14,664.76-20,232.06-9,631.71

Finding the Fourth Proportional to 14,664.76, 20,232.06 and 9,631.71

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Solution

The fourth proportional to 14,664.76, 20,232.06 and 9,631.71 is: 13,288.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.76 : 20,232.06 = 9,631.71 : x
  2. Step 2: Convert to fraction form
    14,664.76/20,232.06 = 9,631.71/x
  3. Step 3: Cross multiply
    14,664.76x = 20,232.06 × 9,631.71
  4. Step 4: Simplify right side
    14,664.76x = 194,869,298.50
  5. Step 5: Solve for x
    x = 194,869,298.50/14,664.76
  6. Step 6: Final answer
    x = 13,288.27

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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.