Home / 14,106.29-21,160.10-11,636.53

Finding the Fourth Proportional to 14,106.29, 21,160.10 and 11,636.53

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Solution

The fourth proportional to 14,106.29, 21,160.10 and 11,636.53 is: 17,455.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.29 : 21,160.10 = 11,636.53 : x
  2. Step 2: Convert to fraction form
    14,106.29/21,160.10 = 11,636.53/x
  3. Step 3: Cross multiply
    14,106.29x = 21,160.10 × 11,636.53
  4. Step 4: Simplify right side
    14,106.29x = 246,230,114.64
  5. Step 5: Solve for x
    x = 246,230,114.64/14,106.29
  6. Step 6: Final answer
    x = 17,455.35

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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.