Home / 19,031.75-28,550.35-5,885.14

Finding the Fourth Proportional to 19,031.75, 28,550.35 and 5,885.14

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Solution

The fourth proportional to 19,031.75, 28,550.35 and 5,885.14 is: 8,828.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.75 : 28,550.35 = 5,885.14 : x
  2. Step 2: Convert to fraction form
    19,031.75/28,550.35 = 5,885.14/x
  3. Step 3: Cross multiply
    19,031.75x = 28,550.35 × 5,885.14
  4. Step 4: Simplify right side
    19,031.75x = 168,022,806.80
  5. Step 5: Solve for x
    x = 168,022,806.80/19,031.75
  6. Step 6: Final answer
    x = 8,828.55

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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.