Home / 21,683.36-32,509.26-14,645.92

Finding the Fourth Proportional to 21,683.36, 32,509.26 and 14,645.92

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Solution

The fourth proportional to 21,683.36, 32,509.26 and 14,645.92 is: 21,958.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,683.36 : 32,509.26 = 14,645.92 : x
  2. Step 2: Convert to fraction form
    21,683.36/32,509.26 = 14,645.92/x
  3. Step 3: Cross multiply
    21,683.36x = 32,509.26 × 14,645.92
  4. Step 4: Simplify right side
    21,683.36x = 476,128,021.22
  5. Step 5: Solve for x
    x = 476,128,021.22/21,683.36
  6. Step 6: Final answer
    x = 21,958.22

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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.