Home / 19,010.63-28,488.12-10,706.84

Finding the Fourth Proportional to 19,010.63, 28,488.12 and 10,706.84

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Solution

The fourth proportional to 19,010.63, 28,488.12 and 10,706.84 is: 16,044.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.63 : 28,488.12 = 10,706.84 : x
  2. Step 2: Convert to fraction form
    19,010.63/28,488.12 = 10,706.84/x
  3. Step 3: Cross multiply
    19,010.63x = 28,488.12 × 10,706.84
  4. Step 4: Simplify right side
    19,010.63x = 305,017,742.74
  5. Step 5: Solve for x
    x = 305,017,742.74/19,010.63
  6. Step 6: Final answer
    x = 16,044.59

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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.