Home / 39,221.34-58,833.80-12,926.31

Finding the Fourth Proportional to 39,221.34, 58,833.80 and 12,926.31

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Solution

The fourth proportional to 39,221.34, 58,833.80 and 12,926.31 is: 19,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.34 : 58,833.80 = 12,926.31 : x
  2. Step 2: Convert to fraction form
    39,221.34/58,833.80 = 12,926.31/x
  3. Step 3: Cross multiply
    39,221.34x = 58,833.80 × 12,926.31
  4. Step 4: Simplify right side
    39,221.34x = 760,503,937.28
  5. Step 5: Solve for x
    x = 760,503,937.28/39,221.34
  6. Step 6: Final answer
    x = 19,390.05

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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.