Home / 16,943.02-25,437.78-8,628.62

Finding the Fourth Proportional to 16,943.02, 25,437.78 and 8,628.62

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Solution

The fourth proportional to 16,943.02, 25,437.78 and 8,628.62 is: 12,954.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.02 : 25,437.78 = 8,628.62 : x
  2. Step 2: Convert to fraction form
    16,943.02/25,437.78 = 8,628.62/x
  3. Step 3: Cross multiply
    16,943.02x = 25,437.78 × 8,628.62
  4. Step 4: Simplify right side
    16,943.02x = 219,492,810.07
  5. Step 5: Solve for x
    x = 219,492,810.07/16,943.02
  6. Step 6: Final answer
    x = 12,954.76

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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.