Home / 18,543.32-27,649.58-16,482.68

Finding the Fourth Proportional to 18,543.32, 27,649.58 and 16,482.68

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Solution

The fourth proportional to 18,543.32, 27,649.58 and 16,482.68 is: 24,577.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.32 : 27,649.58 = 16,482.68 : x
  2. Step 2: Convert to fraction form
    18,543.32/27,649.58 = 16,482.68/x
  3. Step 3: Cross multiply
    18,543.32x = 27,649.58 × 16,482.68
  4. Step 4: Simplify right side
    18,543.32x = 455,739,179.27
  5. Step 5: Solve for x
    x = 455,739,179.27/18,543.32
  6. Step 6: Final answer
    x = 24,577.00

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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.