Home / 35,455.26-48,928.01-19,539.70

Finding the Fourth Proportional to 35,455.26, 48,928.01 and 19,539.70

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Solution

The fourth proportional to 35,455.26, 48,928.01 and 19,539.70 is: 26,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455.26 : 48,928.01 = 19,539.70 : x
  2. Step 2: Convert to fraction form
    35,455.26/48,928.01 = 19,539.70/x
  3. Step 3: Cross multiply
    35,455.26x = 48,928.01 × 19,539.70
  4. Step 4: Simplify right side
    35,455.26x = 956,038,685.85
  5. Step 5: Solve for x
    x = 956,038,685.85/35,455.26
  6. Step 6: Final answer
    x = 26,964.65

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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.