Home / 30,627.48-42,232.68-26,613.12

Finding the Fourth Proportional to 30,627.48, 42,232.68 and 26,613.12

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Solution

The fourth proportional to 30,627.48, 42,232.68 and 26,613.12 is: 36,697.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,627.48 : 42,232.68 = 26,613.12 : x
  2. Step 2: Convert to fraction form
    30,627.48/42,232.68 = 26,613.12/x
  3. Step 3: Cross multiply
    30,627.48x = 42,232.68 × 26,613.12
  4. Step 4: Simplify right side
    30,627.48x = 1,123,943,380.76
  5. Step 5: Solve for x
    x = 1,123,943,380.76/30,627.48
  6. Step 6: Final answer
    x = 36,697.22

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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.