Home / 14,241.51-21,343.68-10,306.02

Finding the Fourth Proportional to 14,241.51, 21,343.68 and 10,306.02

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Solution

The fourth proportional to 14,241.51, 21,343.68 and 10,306.02 is: 15,445.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,241.51 : 21,343.68 = 10,306.02 : x
  2. Step 2: Convert to fraction form
    14,241.51/21,343.68 = 10,306.02/x
  3. Step 3: Cross multiply
    14,241.51x = 21,343.68 × 10,306.02
  4. Step 4: Simplify right side
    14,241.51x = 219,968,392.95
  5. Step 5: Solve for x
    x = 219,968,392.95/14,241.51
  6. Step 6: Final answer
    x = 15,445.58

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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.