Home / 37,570.10-56,318.10-20,937.97

Finding the Fourth Proportional to 37,570.10, 56,318.10 and 20,937.97

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Solution

The fourth proportional to 37,570.10, 56,318.10 and 20,937.97 is: 31,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,570.10 : 56,318.10 = 20,937.97 : x
  2. Step 2: Convert to fraction form
    37,570.10/56,318.10 = 20,937.97/x
  3. Step 3: Cross multiply
    37,570.10x = 56,318.10 × 20,937.97
  4. Step 4: Simplify right side
    37,570.10x = 1,179,186,468.94
  5. Step 5: Solve for x
    x = 1,179,186,468.94/37,570.10
  6. Step 6: Final answer
    x = 31,386.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.