Home / 37,955.90-52,379.57-20,960.12

Finding the Fourth Proportional to 37,955.90, 52,379.57 and 20,960.12

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Solution

The fourth proportional to 37,955.90, 52,379.57 and 20,960.12 is: 28,925.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,955.90 : 52,379.57 = 20,960.12 : x
  2. Step 2: Convert to fraction form
    37,955.90/52,379.57 = 20,960.12/x
  3. Step 3: Cross multiply
    37,955.90x = 52,379.57 × 20,960.12
  4. Step 4: Simplify right side
    37,955.90x = 1,097,882,098.90
  5. Step 5: Solve for x
    x = 1,097,882,098.90/37,955.90
  6. Step 6: Final answer
    x = 28,925.20

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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.