Home / 39,059.48-58,609.88-21,302.96

Finding the Fourth Proportional to 39,059.48, 58,609.88 and 21,302.96

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Solution

The fourth proportional to 39,059.48, 58,609.88 and 21,302.96 is: 31,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,059.48 : 58,609.88 = 21,302.96 : x
  2. Step 2: Convert to fraction form
    39,059.48/58,609.88 = 21,302.96/x
  3. Step 3: Cross multiply
    39,059.48x = 58,609.88 × 21,302.96
  4. Step 4: Simplify right side
    39,059.48x = 1,248,563,929.24
  5. Step 5: Solve for x
    x = 1,248,563,929.24/39,059.48
  6. Step 6: Final answer
    x = 31,965.71

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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.