Home / 48,138.07-66,425.42-26,624.40

Finding the Fourth Proportional to 48,138.07, 66,425.42 and 26,624.40

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Solution

The fourth proportional to 48,138.07, 66,425.42 and 26,624.40 is: 36,738.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,138.07 : 66,425.42 = 26,624.40 : x
  2. Step 2: Convert to fraction form
    48,138.07/66,425.42 = 26,624.40/x
  3. Step 3: Cross multiply
    48,138.07x = 66,425.42 × 26,624.40
  4. Step 4: Simplify right side
    48,138.07x = 1,768,536,620.12
  5. Step 5: Solve for x
    x = 1,768,536,620.12/48,138.07
  6. Step 6: Final answer
    x = 36,738.84

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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.