Home / 37,292.16-55,904.96-13,919.68

Finding the Fourth Proportional to 37,292.16, 55,904.96 and 13,919.68

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Solution

The fourth proportional to 37,292.16, 55,904.96 and 13,919.68 is: 20,867.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,292.16 : 55,904.96 = 13,919.68 : x
  2. Step 2: Convert to fraction form
    37,292.16/55,904.96 = 13,919.68/x
  3. Step 3: Cross multiply
    37,292.16x = 55,904.96 × 13,919.68
  4. Step 4: Simplify right side
    37,292.16x = 778,179,153.61
  5. Step 5: Solve for x
    x = 778,179,153.61/37,292.16
  6. Step 6: Final answer
    x = 20,867.10

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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.