Home / 14,635.81-21,953.58-6,321.70

Finding the Fourth Proportional to 14,635.81, 21,953.58 and 6,321.70

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Solution

The fourth proportional to 14,635.81, 21,953.58 and 6,321.70 is: 9,482.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.81 : 21,953.58 = 6,321.70 : x
  2. Step 2: Convert to fraction form
    14,635.81/21,953.58 = 6,321.70/x
  3. Step 3: Cross multiply
    14,635.81x = 21,953.58 × 6,321.70
  4. Step 4: Simplify right side
    14,635.81x = 138,783,946.69
  5. Step 5: Solve for x
    x = 138,783,946.69/14,635.81
  6. Step 6: Final answer
    x = 9,482.49

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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.