Home / 37,118.89-55,667.40-10,816.57

Finding the Fourth Proportional to 37,118.89, 55,667.40 and 10,816.57

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Solution

The fourth proportional to 37,118.89, 55,667.40 and 10,816.57 is: 16,221.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,118.89 : 55,667.40 = 10,816.57 : x
  2. Step 2: Convert to fraction form
    37,118.89/55,667.40 = 10,816.57/x
  3. Step 3: Cross multiply
    37,118.89x = 55,667.40 × 10,816.57
  4. Step 4: Simplify right side
    37,118.89x = 602,130,328.82
  5. Step 5: Solve for x
    x = 602,130,328.82/37,118.89
  6. Step 6: Final answer
    x = 16,221.67

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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.