Home / 14,221.67-21,315.21-10,062.87

Finding the Fourth Proportional to 14,221.67, 21,315.21 and 10,062.87

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Solution

The fourth proportional to 14,221.67, 21,315.21 and 10,062.87 is: 15,082.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,221.67 : 21,315.21 = 10,062.87 : x
  2. Step 2: Convert to fraction form
    14,221.67/21,315.21 = 10,062.87/x
  3. Step 3: Cross multiply
    14,221.67x = 21,315.21 × 10,062.87
  4. Step 4: Simplify right side
    14,221.67x = 214,492,187.25
  5. Step 5: Solve for x
    x = 214,492,187.25/14,221.67
  6. Step 6: Final answer
    x = 15,082.07

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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.