Home / 13,461.23-18,574.26-7,492.73

Finding the Fourth Proportional to 13,461.23, 18,574.26 and 7,492.73

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Solution

The fourth proportional to 13,461.23, 18,574.26 and 7,492.73 is: 10,338.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,461.23 : 18,574.26 = 7,492.73 : x
  2. Step 2: Convert to fraction form
    13,461.23/18,574.26 = 7,492.73/x
  3. Step 3: Cross multiply
    13,461.23x = 18,574.26 × 7,492.73
  4. Step 4: Simplify right side
    13,461.23x = 139,171,915.13
  5. Step 5: Solve for x
    x = 139,171,915.13/13,461.23
  6. Step 6: Final answer
    x = 10,338.72

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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.