Home / 27,479.22-37,921.32-14,903.98

Finding the Fourth Proportional to 27,479.22, 37,921.32 and 14,903.98

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Solution

The fourth proportional to 27,479.22, 37,921.32 and 14,903.98 is: 20,567.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,479.22 : 37,921.32 = 14,903.98 : x
  2. Step 2: Convert to fraction form
    27,479.22/37,921.32 = 14,903.98/x
  3. Step 3: Cross multiply
    27,479.22x = 37,921.32 × 14,903.98
  4. Step 4: Simplify right side
    27,479.22x = 565,178,594.85
  5. Step 5: Solve for x
    x = 565,178,594.85/27,479.22
  6. Step 6: Final answer
    x = 20,567.49

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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.