Home / 13,461.44-18,577.32-7,492.88

Finding the Fourth Proportional to 13,461.44, 18,577.32 and 7,492.88

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Solution

The fourth proportional to 13,461.44, 18,577.32 and 7,492.88 is: 10,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.44 : 18,577.32 = 7,492.88 : x
  2. Step 2: Convert to fraction form
    13,461.44/18,577.32 = 7,492.88/x
  3. Step 3: Cross multiply
    13,461.44x = 18,577.32 × 7,492.88
  4. Step 4: Simplify right side
    13,461.44x = 139,197,629.48
  5. Step 5: Solve for x
    x = 139,197,629.48/13,461.44
  6. Step 6: Final answer
    x = 10,340.47

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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.