Home / 37,821.40-56,732.10-9,741.40

Finding the Fourth Proportional to 37,821.40, 56,732.10 and 9,741.40

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Solution

The fourth proportional to 37,821.40, 56,732.10 and 9,741.40 is: 14,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,821.40 : 56,732.10 = 9,741.40 : x
  2. Step 2: Convert to fraction form
    37,821.40/56,732.10 = 9,741.40/x
  3. Step 3: Cross multiply
    37,821.40x = 56,732.10 × 9,741.40
  4. Step 4: Simplify right side
    37,821.40x = 552,650,078.94
  5. Step 5: Solve for x
    x = 552,650,078.94/37,821.40
  6. Step 6: Final answer
    x = 14,612.10

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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.