Home / 37,394.16-56,077.24-12,429.60

Finding the Fourth Proportional to 37,394.16, 56,077.24 and 12,429.60

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Solution

The fourth proportional to 37,394.16, 56,077.24 and 12,429.60 is: 18,639.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,394.16 : 56,077.24 = 12,429.60 : x
  2. Step 2: Convert to fraction form
    37,394.16/56,077.24 = 12,429.60/x
  3. Step 3: Cross multiply
    37,394.16x = 56,077.24 × 12,429.60
  4. Step 4: Simplify right side
    37,394.16x = 697,017,662.30
  5. Step 5: Solve for x
    x = 697,017,662.30/37,394.16
  6. Step 6: Final answer
    x = 18,639.75

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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.