Home / 13,462.70-18,577.63-7,494.21

Finding the Fourth Proportional to 13,462.70, 18,577.63 and 7,494.21

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Solution

The fourth proportional to 13,462.70, 18,577.63 and 7,494.21 is: 10,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.70 : 18,577.63 = 7,494.21 : x
  2. Step 2: Convert to fraction form
    13,462.70/18,577.63 = 7,494.21/x
  3. Step 3: Cross multiply
    13,462.70x = 18,577.63 × 7,494.21
  4. Step 4: Simplify right side
    13,462.70x = 139,224,688.23
  5. Step 5: Solve for x
    x = 139,224,688.23/13,462.70
  6. Step 6: Final answer
    x = 10,341.52

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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.