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Finding the Fourth Proportional to 14,584.01, 21,762.20 and 13,013.19

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Solution

The fourth proportional to 14,584.01, 21,762.20 and 13,013.19 is: 19,418.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,584.01 : 21,762.20 = 13,013.19 : x
  2. Step 2: Convert to fraction form
    14,584.01/21,762.20 = 13,013.19/x
  3. Step 3: Cross multiply
    14,584.01x = 21,762.20 × 13,013.19
  4. Step 4: Simplify right side
    14,584.01x = 283,195,675.95
  5. Step 5: Solve for x
    x = 283,195,675.95/14,584.01
  6. Step 6: Final answer
    x = 19,418.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.