Home / 13,837.64-20,752.34-5,070.47

Finding the Fourth Proportional to 13,837.64, 20,752.34 and 5,070.47

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Solution

The fourth proportional to 13,837.64, 20,752.34 and 5,070.47 is: 7,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.64 : 20,752.34 = 5,070.47 : x
  2. Step 2: Convert to fraction form
    13,837.64/20,752.34 = 5,070.47/x
  3. Step 3: Cross multiply
    13,837.64x = 20,752.34 × 5,070.47
  4. Step 4: Simplify right side
    13,837.64x = 105,223,988.29
  5. Step 5: Solve for x
    x = 105,223,988.29/13,837.64
  6. Step 6: Final answer
    x = 7,604.19

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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.