Home / 34,821.52-48,053.76-18,905.92

Finding the Fourth Proportional to 34,821.52, 48,053.76 and 18,905.92

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Solution

The fourth proportional to 34,821.52, 48,053.76 and 18,905.92 is: 26,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,821.52 : 48,053.76 = 18,905.92 : x
  2. Step 2: Convert to fraction form
    34,821.52/48,053.76 = 18,905.92/x
  3. Step 3: Cross multiply
    34,821.52x = 48,053.76 × 18,905.92
  4. Step 4: Simplify right side
    34,821.52x = 908,500,542.26
  5. Step 5: Solve for x
    x = 908,500,542.26/34,821.52
  6. Step 6: Final answer
    x = 26,090.20

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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.