Home / 13,317.33-19,988.27-6,748.17

Finding the Fourth Proportional to 13,317.33, 19,988.27 and 6,748.17

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Solution

The fourth proportional to 13,317.33, 19,988.27 and 6,748.17 is: 10,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317.33 : 19,988.27 = 6,748.17 : x
  2. Step 2: Convert to fraction form
    13,317.33/19,988.27 = 6,748.17/x
  3. Step 3: Cross multiply
    13,317.33x = 19,988.27 × 6,748.17
  4. Step 4: Simplify right side
    13,317.33x = 134,884,210.23
  5. Step 5: Solve for x
    x = 134,884,210.23/13,317.33
  6. Step 6: Final answer
    x = 10,128.47

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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.