Home / 18,899.15-28,184.06-16,569.99

Finding the Fourth Proportional to 18,899.15, 28,184.06 and 16,569.99

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Solution

The fourth proportional to 18,899.15, 28,184.06 and 16,569.99 is: 24,710.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,899.15 : 28,184.06 = 16,569.99 : x
  2. Step 2: Convert to fraction form
    18,899.15/28,184.06 = 16,569.99/x
  3. Step 3: Cross multiply
    18,899.15x = 28,184.06 × 16,569.99
  4. Step 4: Simplify right side
    18,899.15x = 467,009,633.78
  5. Step 5: Solve for x
    x = 467,009,633.78/18,899.15
  6. Step 6: Final answer
    x = 24,710.62

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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.