Home / 39,009.52-58,520.32-12,708.08

Finding the Fourth Proportional to 39,009.52, 58,520.32 and 12,708.08

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Solution

The fourth proportional to 39,009.52, 58,520.32 and 12,708.08 is: 19,064.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,009.52 : 58,520.32 = 12,708.08 : x
  2. Step 2: Convert to fraction form
    39,009.52/58,520.32 = 12,708.08/x
  3. Step 3: Cross multiply
    39,009.52x = 58,520.32 × 12,708.08
  4. Step 4: Simplify right side
    39,009.52x = 743,680,908.19
  5. Step 5: Solve for x
    x = 743,680,908.19/39,009.52
  6. Step 6: Final answer
    x = 19,064.09

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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.