Home / 16,358.08-22,571.04-10,390.72

Finding the Fourth Proportional to 16,358.08, 22,571.04 and 10,390.72

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Solution

The fourth proportional to 16,358.08, 22,571.04 and 10,390.72 is: 14,337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,358.08 : 22,571.04 = 10,390.72 : x
  2. Step 2: Convert to fraction form
    16,358.08/22,571.04 = 10,390.72/x
  3. Step 3: Cross multiply
    16,358.08x = 22,571.04 × 10,390.72
  4. Step 4: Simplify right side
    16,358.08x = 234,529,356.75
  5. Step 5: Solve for x
    x = 234,529,356.75/16,358.08
  6. Step 6: Final answer
    x = 14,337.22

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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.