Home / 14,104.71-21,157.28-5,337.27

Finding the Fourth Proportional to 14,104.71, 21,157.28 and 5,337.27

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Solution

The fourth proportional to 14,104.71, 21,157.28 and 5,337.27 is: 8,005.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,104.71 : 21,157.28 = 5,337.27 : x
  2. Step 2: Convert to fraction form
    14,104.71/21,157.28 = 5,337.27/x
  3. Step 3: Cross multiply
    14,104.71x = 21,157.28 × 5,337.27
  4. Step 4: Simplify right side
    14,104.71x = 112,922,089.14
  5. Step 5: Solve for x
    x = 112,922,089.14/14,104.71
  6. Step 6: Final answer
    x = 8,005.98

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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.