Home / 37,716.40-56,574.69-12,749.77

Finding the Fourth Proportional to 37,716.40, 56,574.69 and 12,749.77

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Solution

The fourth proportional to 37,716.40, 56,574.69 and 12,749.77 is: 19,124.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,716.40 : 56,574.69 = 12,749.77 : x
  2. Step 2: Convert to fraction form
    37,716.40/56,574.69 = 12,749.77/x
  3. Step 3: Cross multiply
    37,716.40x = 56,574.69 × 12,749.77
  4. Step 4: Simplify right side
    37,716.40x = 721,314,285.32
  5. Step 5: Solve for x
    x = 721,314,285.32/37,716.40
  6. Step 6: Final answer
    x = 19,124.69

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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.