Home / 13,462.19-18,577.40-7,493.70

Finding the Fourth Proportional to 13,462.19, 18,577.40 and 7,493.70

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Solution

The fourth proportional to 13,462.19, 18,577.40 and 7,493.70 is: 10,341.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.19 : 18,577.40 = 7,493.70 : x
  2. Step 2: Convert to fraction form
    13,462.19/18,577.40 = 7,493.70/x
  3. Step 3: Cross multiply
    13,462.19x = 18,577.40 × 7,493.70
  4. Step 4: Simplify right side
    13,462.19x = 139,213,462.38
  5. Step 5: Solve for x
    x = 139,213,462.38/13,462.19
  6. Step 6: Final answer
    x = 10,341.07

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Half scale
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Double scale
Find fourth proportional to 13,463.19, 18,578.78 and 7,494.70
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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.