Home / 13,360.71-20,042.11-4,476.07

Finding the Fourth Proportional to 13,360.71, 20,042.11 and 4,476.07

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Solution

The fourth proportional to 13,360.71, 20,042.11 and 4,476.07 is: 6,714.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,360.71 : 20,042.11 = 4,476.07 : x
  2. Step 2: Convert to fraction form
    13,360.71/20,042.11 = 4,476.07/x
  3. Step 3: Cross multiply
    13,360.71x = 20,042.11 × 4,476.07
  4. Step 4: Simplify right side
    13,360.71x = 89,709,887.31
  5. Step 5: Solve for x
    x = 89,709,887.31/13,360.71
  6. Step 6: Final answer
    x = 6,714.46

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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.