Home / 16,410.47-22,643.94-9,240.02

Finding the Fourth Proportional to 16,410.47, 22,643.94 and 9,240.02

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Solution

The fourth proportional to 16,410.47, 22,643.94 and 9,240.02 is: 12,749.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,410.47 : 22,643.94 = 9,240.02 : x
  2. Step 2: Convert to fraction form
    16,410.47/22,643.94 = 9,240.02/x
  3. Step 3: Cross multiply
    16,410.47x = 22,643.94 × 9,240.02
  4. Step 4: Simplify right side
    16,410.47x = 209,230,377.44
  5. Step 5: Solve for x
    x = 209,230,377.44/16,410.47
  6. Step 6: Final answer
    x = 12,749.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.