Home / 16,943.58-25,387.02-12,762.36

Finding the Fourth Proportional to 16,943.58, 25,387.02 and 12,762.36

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Solution

The fourth proportional to 16,943.58, 25,387.02 and 12,762.36 is: 19,122.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.58 : 25,387.02 = 12,762.36 : x
  2. Step 2: Convert to fraction form
    16,943.58/25,387.02 = 12,762.36/x
  3. Step 3: Cross multiply
    16,943.58x = 25,387.02 × 12,762.36
  4. Step 4: Simplify right side
    16,943.58x = 323,998,288.57
  5. Step 5: Solve for x
    x = 323,998,288.57/16,943.58
  6. Step 6: Final answer
    x = 19,122.19

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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.