Home / 38,887.21-58,336.49-19,166.95

Finding the Fourth Proportional to 38,887.21, 58,336.49 and 19,166.95

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Solution

The fourth proportional to 38,887.21, 58,336.49 and 19,166.95 is: 28,753.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,887.21 : 58,336.49 = 19,166.95 : x
  2. Step 2: Convert to fraction form
    38,887.21/58,336.49 = 19,166.95/x
  3. Step 3: Cross multiply
    38,887.21x = 58,336.49 × 19,166.95
  4. Step 4: Simplify right side
    38,887.21x = 1,118,132,587.01
  5. Step 5: Solve for x
    x = 1,118,132,587.01/38,887.21
  6. Step 6: Final answer
    x = 28,753.22

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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.