Home / 39,275.94-58,924.89-12,999.18

Finding the Fourth Proportional to 39,275.94, 58,924.89 and 12,999.18

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Solution

The fourth proportional to 39,275.94, 58,924.89 and 12,999.18 is: 19,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,275.94 : 58,924.89 = 12,999.18 : x
  2. Step 2: Convert to fraction form
    39,275.94/58,924.89 = 12,999.18/x
  3. Step 3: Cross multiply
    39,275.94x = 58,924.89 × 12,999.18
  4. Step 4: Simplify right side
    39,275.94x = 765,975,251.59
  5. Step 5: Solve for x
    x = 765,975,251.59/39,275.94
  6. Step 6: Final answer
    x = 19,502.40

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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.