Home / 39,723.12-59,594.52-12,021.12

Finding the Fourth Proportional to 39,723.12, 59,594.52 and 12,021.12

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Solution

The fourth proportional to 39,723.12, 59,594.52 and 12,021.12 is: 18,034.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,723.12 : 59,594.52 = 12,021.12 : x
  2. Step 2: Convert to fraction form
    39,723.12/59,594.52 = 12,021.12/x
  3. Step 3: Cross multiply
    39,723.12x = 59,594.52 × 12,021.12
  4. Step 4: Simplify right side
    39,723.12x = 716,392,876.26
  5. Step 5: Solve for x
    x = 716,392,876.26/39,723.12
  6. Step 6: Final answer
    x = 18,034.66

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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.