Home / 37,804.32-52,168.80-20,808.96

Finding the Fourth Proportional to 37,804.32, 52,168.80 and 20,808.96

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Solution

The fourth proportional to 37,804.32, 52,168.80 and 20,808.96 is: 28,715.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,804.32 : 52,168.80 = 20,808.96 : x
  2. Step 2: Convert to fraction form
    37,804.32/52,168.80 = 20,808.96/x
  3. Step 3: Cross multiply
    37,804.32x = 52,168.80 × 20,808.96
  4. Step 4: Simplify right side
    37,804.32x = 1,085,578,472.45
  5. Step 5: Solve for x
    x = 1,085,578,472.45/37,804.32
  6. Step 6: Final answer
    x = 28,715.73

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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.