Home / 18,842.04-28,267.71-13,306.23

Finding the Fourth Proportional to 18,842.04, 28,267.71 and 13,306.23

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Solution

The fourth proportional to 18,842.04, 28,267.71 and 13,306.23 is: 19,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,842.04 : 28,267.71 = 13,306.23 : x
  2. Step 2: Convert to fraction form
    18,842.04/28,267.71 = 13,306.23/x
  3. Step 3: Cross multiply
    18,842.04x = 28,267.71 × 13,306.23
  4. Step 4: Simplify right side
    18,842.04x = 376,136,650.83
  5. Step 5: Solve for x
    x = 376,136,650.83/18,842.04
  6. Step 6: Final answer
    x = 19,962.63

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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.