Home / 36,931.16-55,406.25-10,637.96

Finding the Fourth Proportional to 36,931.16, 55,406.25 and 10,637.96

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Solution

The fourth proportional to 36,931.16, 55,406.25 and 10,637.96 is: 15,959.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,931.16 : 55,406.25 = 10,637.96 : x
  2. Step 2: Convert to fraction form
    36,931.16/55,406.25 = 10,637.96/x
  3. Step 3: Cross multiply
    36,931.16x = 55,406.25 × 10,637.96
  4. Step 4: Simplify right side
    36,931.16x = 589,409,194.22
  5. Step 5: Solve for x
    x = 589,409,194.22/36,931.16
  6. Step 6: Final answer
    x = 15,959.67

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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.