Home / 13,333.16-19,999.53-3,472.22

Finding the Fourth Proportional to 13,333.16, 19,999.53 and 3,472.22

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Solution

The fourth proportional to 13,333.16, 19,999.53 and 3,472.22 is: 5,208.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333.16 : 19,999.53 = 3,472.22 : x
  2. Step 2: Convert to fraction form
    13,333.16/19,999.53 = 3,472.22/x
  3. Step 3: Cross multiply
    13,333.16x = 19,999.53 × 3,472.22
  4. Step 4: Simplify right side
    13,333.16x = 69,442,818.06
  5. Step 5: Solve for x
    x = 69,442,818.06/13,333.16
  6. Step 6: Final answer
    x = 5,208.28

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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.