Home / 35,454.15-48,928.89-19,538.58

Finding the Fourth Proportional to 35,454.15, 48,928.89 and 19,538.58

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Solution

The fourth proportional to 35,454.15, 48,928.89 and 19,538.58 is: 26,964.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,454.15 : 48,928.89 = 19,538.58 : x
  2. Step 2: Convert to fraction form
    35,454.15/48,928.89 = 19,538.58/x
  3. Step 3: Cross multiply
    35,454.15x = 48,928.89 × 19,538.58
  4. Step 4: Simplify right side
    35,454.15x = 956,001,031.58
  5. Step 5: Solve for x
    x = 956,001,031.58/35,454.15
  6. Step 6: Final answer
    x = 26,964.43

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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.