Home / 48,645.39-67,130.73-26,289.39

Finding the Fourth Proportional to 48,645.39, 67,130.73 and 26,289.39

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Solution

The fourth proportional to 48,645.39, 67,130.73 and 26,289.39 is: 36,279.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,645.39 : 67,130.73 = 26,289.39 : x
  2. Step 2: Convert to fraction form
    48,645.39/67,130.73 = 26,289.39/x
  3. Step 3: Cross multiply
    48,645.39x = 67,130.73 × 26,289.39
  4. Step 4: Simplify right side
    48,645.39x = 1,764,825,941.95
  5. Step 5: Solve for x
    x = 1,764,825,941.95/48,645.39
  6. Step 6: Final answer
    x = 36,279.41

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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.