Home / 34,281.09-51,416.33-13,230.99

Finding the Fourth Proportional to 34,281.09, 51,416.33 and 13,230.99

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Solution

The fourth proportional to 34,281.09, 51,416.33 and 13,230.99 is: 19,844.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,281.09 : 51,416.33 = 13,230.99 : x
  2. Step 2: Convert to fraction form
    34,281.09/51,416.33 = 13,230.99/x
  3. Step 3: Cross multiply
    34,281.09x = 51,416.33 × 13,230.99
  4. Step 4: Simplify right side
    34,281.09x = 680,288,881.91
  5. Step 5: Solve for x
    x = 680,288,881.91/34,281.09
  6. Step 6: Final answer
    x = 19,844.44

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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.