Home / 34,992.07-48,289.97-21,572.19

Finding the Fourth Proportional to 34,992.07, 48,289.97 and 21,572.19

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Solution

The fourth proportional to 34,992.07, 48,289.97 and 21,572.19 is: 29,770.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,992.07 : 48,289.97 = 21,572.19 : x
  2. Step 2: Convert to fraction form
    34,992.07/48,289.97 = 21,572.19/x
  3. Step 3: Cross multiply
    34,992.07x = 48,289.97 × 21,572.19
  4. Step 4: Simplify right side
    34,992.07x = 1,041,720,461.86
  5. Step 5: Solve for x
    x = 1,041,720,461.86/34,992.07
  6. Step 6: Final answer
    x = 29,770.19

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.