Home / 30,651.73-42,201.61-26,157.45

Finding the Fourth Proportional to 30,651.73, 42,201.61 and 26,157.45

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Solution

The fourth proportional to 30,651.73, 42,201.61 and 26,157.45 is: 36,013.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,651.73 : 42,201.61 = 26,157.45 : x
  2. Step 2: Convert to fraction form
    30,651.73/42,201.61 = 26,157.45/x
  3. Step 3: Cross multiply
    30,651.73x = 42,201.61 × 26,157.45
  4. Step 4: Simplify right side
    30,651.73x = 1,103,886,503.49
  5. Step 5: Solve for x
    x = 1,103,886,503.49/30,651.73
  6. Step 6: Final answer
    x = 36,013.84

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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.