Home / 14,085.70-21,097.40-9,632.81

Finding the Fourth Proportional to 14,085.70, 21,097.40 and 9,632.81

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Solution

The fourth proportional to 14,085.70, 21,097.40 and 9,632.81 is: 14,427.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,085.70 : 21,097.40 = 9,632.81 : x
  2. Step 2: Convert to fraction form
    14,085.70/21,097.40 = 9,632.81/x
  3. Step 3: Cross multiply
    14,085.70x = 21,097.40 × 9,632.81
  4. Step 4: Simplify right side
    14,085.70x = 203,227,245.69
  5. Step 5: Solve for x
    x = 203,227,245.69/14,085.70
  6. Step 6: Final answer
    x = 14,427.91

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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.