Home / 37,119.45-55,637.35-18,412.90

Finding the Fourth Proportional to 37,119.45, 55,637.35 and 18,412.90

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Solution

The fourth proportional to 37,119.45, 55,637.35 and 18,412.90 is: 27,598.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,119.45 : 55,637.35 = 18,412.90 : x
  2. Step 2: Convert to fraction form
    37,119.45/55,637.35 = 18,412.90/x
  3. Step 3: Cross multiply
    37,119.45x = 55,637.35 × 18,412.90
  4. Step 4: Simplify right side
    37,119.45x = 1,024,444,776.69
  5. Step 5: Solve for x
    x = 1,024,444,776.69/37,119.45
  6. Step 6: Final answer
    x = 27,598.60

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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.