Home / 14,139.54-21,217.28-13,024.17

Finding the Fourth Proportional to 14,139.54, 21,217.28 and 13,024.17

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Solution

The fourth proportional to 14,139.54, 21,217.28 and 13,024.17 is: 19,543.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,139.54 : 21,217.28 = 13,024.17 : x
  2. Step 2: Convert to fraction form
    14,139.54/21,217.28 = 13,024.17/x
  3. Step 3: Cross multiply
    14,139.54x = 21,217.28 × 13,024.17
  4. Step 4: Simplify right side
    14,139.54x = 276,337,396.54
  5. Step 5: Solve for x
    x = 276,337,396.54/14,139.54
  6. Step 6: Final answer
    x = 19,543.59

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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.