Home / 19,044.45-28,572.48-9,184.05

Finding the Fourth Proportional to 19,044.45, 28,572.48 and 9,184.05

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Solution

The fourth proportional to 19,044.45, 28,572.48 and 9,184.05 is: 13,778.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,044.45 : 28,572.48 = 9,184.05 : x
  2. Step 2: Convert to fraction form
    19,044.45/28,572.48 = 9,184.05/x
  3. Step 3: Cross multiply
    19,044.45x = 28,572.48 × 9,184.05
  4. Step 4: Simplify right side
    19,044.45x = 262,411,084.94
  5. Step 5: Solve for x
    x = 262,411,084.94/19,044.45
  6. Step 6: Final answer
    x = 13,778.87

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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.