Home / 38,866.77-58,308.66-12,574.17

Finding the Fourth Proportional to 38,866.77, 58,308.66 and 12,574.17

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Solution

The fourth proportional to 38,866.77, 58,308.66 and 12,574.17 is: 18,864.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,866.77 : 58,308.66 = 12,574.17 : x
  2. Step 2: Convert to fraction form
    38,866.77/58,308.66 = 12,574.17/x
  3. Step 3: Cross multiply
    38,866.77x = 58,308.66 × 12,574.17
  4. Step 4: Simplify right side
    38,866.77x = 733,183,003.31
  5. Step 5: Solve for x
    x = 733,183,003.31/38,866.77
  6. Step 6: Final answer
    x = 18,864.01

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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.