Home / 37,917.74-56,876.61-12,945.24

Finding the Fourth Proportional to 37,917.74, 56,876.61 and 12,945.24

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Solution

The fourth proportional to 37,917.74, 56,876.61 and 12,945.24 is: 19,417.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,917.74 : 56,876.61 = 12,945.24 : x
  2. Step 2: Convert to fraction form
    37,917.74/56,876.61 = 12,945.24/x
  3. Step 3: Cross multiply
    37,917.74x = 56,876.61 × 12,945.24
  4. Step 4: Simplify right side
    37,917.74x = 736,281,366.84
  5. Step 5: Solve for x
    x = 736,281,366.84/37,917.74
  6. Step 6: Final answer
    x = 19,417.86

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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.