Home / 19,715.35-29,584.37-10,949.53

Finding the Fourth Proportional to 19,715.35, 29,584.37 and 10,949.53

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Solution

The fourth proportional to 19,715.35, 29,584.37 and 10,949.53 is: 16,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,715.35 : 29,584.37 = 10,949.53 : x
  2. Step 2: Convert to fraction form
    19,715.35/29,584.37 = 10,949.53/x
  3. Step 3: Cross multiply
    19,715.35x = 29,584.37 × 10,949.53
  4. Step 4: Simplify right side
    19,715.35x = 323,934,946.85
  5. Step 5: Solve for x
    x = 323,934,946.85/19,715.35
  6. Step 6: Final answer
    x = 16,430.60

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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.