Home / 18,543.57-27,649.95-16,482.93

Finding the Fourth Proportional to 18,543.57, 27,649.95 and 16,482.93

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Solution

The fourth proportional to 18,543.57, 27,649.95 and 16,482.93 is: 24,577.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.57 : 27,649.95 = 16,482.93 : x
  2. Step 2: Convert to fraction form
    18,543.57/27,649.95 = 16,482.93/x
  3. Step 3: Cross multiply
    18,543.57x = 27,649.95 × 16,482.93
  4. Step 4: Simplify right side
    18,543.57x = 455,752,190.35
  5. Step 5: Solve for x
    x = 455,752,190.35/18,543.57
  6. Step 6: Final answer
    x = 24,577.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.