Home / 14,316.92-21,457.73-10,381.70

Finding the Fourth Proportional to 14,316.92, 21,457.73 and 10,381.70

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Solution

The fourth proportional to 14,316.92, 21,457.73 and 10,381.70 is: 15,559.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.92 : 21,457.73 = 10,381.70 : x
  2. Step 2: Convert to fraction form
    14,316.92/21,457.73 = 10,381.70/x
  3. Step 3: Cross multiply
    14,316.92x = 21,457.73 × 10,381.70
  4. Step 4: Simplify right side
    14,316.92x = 222,767,556.34
  5. Step 5: Solve for x
    x = 222,767,556.34/14,316.92
  6. Step 6: Final answer
    x = 15,559.75

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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.