Home / 19,618.47-27,073.29-14,605.11

Finding the Fourth Proportional to 19,618.47, 27,073.29 and 14,605.11

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Solution

The fourth proportional to 19,618.47, 27,073.29 and 14,605.11 is: 20,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.47 : 27,073.29 = 14,605.11 : x
  2. Step 2: Convert to fraction form
    19,618.47/27,073.29 = 14,605.11/x
  3. Step 3: Cross multiply
    19,618.47x = 27,073.29 × 14,605.11
  4. Step 4: Simplify right side
    19,618.47x = 395,408,378.51
  5. Step 5: Solve for x
    x = 395,408,378.51/19,618.47
  6. Step 6: Final answer
    x = 20,154.90

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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.