Home / 37,807.35-52,173.48-20,811.93

Finding the Fourth Proportional to 37,807.35, 52,173.48 and 20,811.93

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Solution

The fourth proportional to 37,807.35, 52,173.48 and 20,811.93 is: 28,720.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,807.35 : 52,173.48 = 20,811.93 : x
  2. Step 2: Convert to fraction form
    37,807.35/52,173.48 = 20,811.93/x
  3. Step 3: Cross multiply
    37,807.35x = 52,173.48 × 20,811.93
  4. Step 4: Simplify right side
    37,807.35x = 1,085,830,813.62
  5. Step 5: Solve for x
    x = 1,085,830,813.62/37,807.35
  6. Step 6: Final answer
    x = 28,720.10

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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.