Home / 16,887.94-25,329.48-9,871.18

Finding the Fourth Proportional to 16,887.94, 25,329.48 and 9,871.18

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Solution

The fourth proportional to 16,887.94, 25,329.48 and 9,871.18 is: 14,805.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.94 : 25,329.48 = 9,871.18 : x
  2. Step 2: Convert to fraction form
    16,887.94/25,329.48 = 9,871.18/x
  3. Step 3: Cross multiply
    16,887.94x = 25,329.48 × 9,871.18
  4. Step 4: Simplify right side
    16,887.94x = 250,031,856.39
  5. Step 5: Solve for x
    x = 250,031,856.39/16,887.94
  6. Step 6: Final answer
    x = 14,805.35

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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.