Home / 35,759.52-49,347.68-20,445.89

Finding the Fourth Proportional to 35,759.52, 49,347.68 and 20,445.89

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Solution

The fourth proportional to 35,759.52, 49,347.68 and 20,445.89 is: 28,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,759.52 : 49,347.68 = 20,445.89 : x
  2. Step 2: Convert to fraction form
    35,759.52/49,347.68 = 20,445.89/x
  3. Step 3: Cross multiply
    35,759.52x = 49,347.68 × 20,445.89
  4. Step 4: Simplify right side
    35,759.52x = 1,008,956,888.07
  5. Step 5: Solve for x
    x = 1,008,956,888.07/35,759.52
  6. Step 6: Final answer
    x = 28,215.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.