Home / 27,259.83-37,621.70-15,161.54

Finding the Fourth Proportional to 27,259.83, 37,621.70 and 15,161.54

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Solution

The fourth proportional to 27,259.83, 37,621.70 and 15,161.54 is: 20,924.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,259.83 : 37,621.70 = 15,161.54 : x
  2. Step 2: Convert to fraction form
    27,259.83/37,621.70 = 15,161.54/x
  3. Step 3: Cross multiply
    27,259.83x = 37,621.70 × 15,161.54
  4. Step 4: Simplify right side
    27,259.83x = 570,402,909.42
  5. Step 5: Solve for x
    x = 570,402,909.42/27,259.83
  6. Step 6: Final answer
    x = 20,924.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.