Home / 30,508.83-45,542.30-26,375.40

Finding the Fourth Proportional to 30,508.83, 45,542.30 and 26,375.40

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Solution

The fourth proportional to 30,508.83, 45,542.30 and 26,375.40 is: 39,372.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,508.83 : 45,542.30 = 26,375.40 : x
  2. Step 2: Convert to fraction form
    30,508.83/45,542.30 = 26,375.40/x
  3. Step 3: Cross multiply
    30,508.83x = 45,542.30 × 26,375.40
  4. Step 4: Simplify right side
    30,508.83x = 1,201,196,247.54
  5. Step 5: Solve for x
    x = 1,201,196,247.54/30,508.83
  6. Step 6: Final answer
    x = 39,372.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.