Home / 14,221.37-19,624.78-7,932.53

Finding the Fourth Proportional to 14,221.37, 19,624.78 and 7,932.53

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Solution

The fourth proportional to 14,221.37, 19,624.78 and 7,932.53 is: 10,946.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.37 : 19,624.78 = 7,932.53 : x
  2. Step 2: Convert to fraction form
    14,221.37/19,624.78 = 7,932.53/x
  3. Step 3: Cross multiply
    14,221.37x = 19,624.78 × 7,932.53
  4. Step 4: Simplify right side
    14,221.37x = 155,674,215.07
  5. Step 5: Solve for x
    x = 155,674,215.07/14,221.37
  6. Step 6: Final answer
    x = 10,946.50

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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.