Home / 30,293.07-41,798.10-18,354.07

Finding the Fourth Proportional to 30,293.07, 41,798.10 and 18,354.07

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Solution

The fourth proportional to 30,293.07, 41,798.10 and 18,354.07 is: 25,324.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,293.07 : 41,798.10 = 18,354.07 : x
  2. Step 2: Convert to fraction form
    30,293.07/41,798.10 = 18,354.07/x
  3. Step 3: Cross multiply
    30,293.07x = 41,798.10 × 18,354.07
  4. Step 4: Simplify right side
    30,293.07x = 767,165,253.27
  5. Step 5: Solve for x
    x = 767,165,253.27/30,293.07
  6. Step 6: Final answer
    x = 25,324.78

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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.