Home / 35,979.74-53,964.73-9,686.06

Finding the Fourth Proportional to 35,979.74, 53,964.73 and 9,686.06

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Solution

The fourth proportional to 35,979.74, 53,964.73 and 9,686.06 is: 14,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,979.74 : 53,964.73 = 9,686.06 : x
  2. Step 2: Convert to fraction form
    35,979.74/53,964.73 = 9,686.06/x
  3. Step 3: Cross multiply
    35,979.74x = 53,964.73 × 9,686.06
  4. Step 4: Simplify right side
    35,979.74x = 522,705,612.66
  5. Step 5: Solve for x
    x = 522,705,612.66/35,979.74
  6. Step 6: Final answer
    x = 14,527.78

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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.