Home / 14,336.32-21,505.86-5,571.92

Finding the Fourth Proportional to 14,336.32, 21,505.86 and 5,571.92

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Solution

The fourth proportional to 14,336.32, 21,505.86 and 5,571.92 is: 8,358.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,336.32 : 21,505.86 = 5,571.92 : x
  2. Step 2: Convert to fraction form
    14,336.32/21,505.86 = 5,571.92/x
  3. Step 3: Cross multiply
    14,336.32x = 21,505.86 × 5,571.92
  4. Step 4: Simplify right side
    14,336.32x = 119,828,931.45
  5. Step 5: Solve for x
    x = 119,828,931.45/14,336.32
  6. Step 6: Final answer
    x = 8,358.42

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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.