Home / 14,100.21-21,150.53-5,332.77

Finding the Fourth Proportional to 14,100.21, 21,150.53 and 5,332.77

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Solution

The fourth proportional to 14,100.21, 21,150.53 and 5,332.77 is: 7,999.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,100.21 : 21,150.53 = 5,332.77 : x
  2. Step 2: Convert to fraction form
    14,100.21/21,150.53 = 5,332.77/x
  3. Step 3: Cross multiply
    14,100.21x = 21,150.53 × 5,332.77
  4. Step 4: Simplify right side
    14,100.21x = 112,790,885.20
  5. Step 5: Solve for x
    x = 112,790,885.20/14,100.21
  6. Step 6: Final answer
    x = 7,999.23

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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.