Home / 14,820.79-22,125.53-14,301.68

Finding the Fourth Proportional to 14,820.79, 22,125.53 and 14,301.68

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Solution

The fourth proportional to 14,820.79, 22,125.53 and 14,301.68 is: 21,350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,820.79 : 22,125.53 = 14,301.68 : x
  2. Step 2: Convert to fraction form
    14,820.79/22,125.53 = 14,301.68/x
  3. Step 3: Cross multiply
    14,820.79x = 22,125.53 × 14,301.68
  4. Step 4: Simplify right side
    14,820.79x = 316,432,067.75
  5. Step 5: Solve for x
    x = 316,432,067.75/14,820.79
  6. Step 6: Final answer
    x = 21,350.56

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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.