Home / 13,460.77-18,576.20-7,492.08

Finding the Fourth Proportional to 13,460.77, 18,576.20 and 7,492.08

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Solution

The fourth proportional to 13,460.77, 18,576.20 and 7,492.08 is: 10,339.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460.77 : 18,576.20 = 7,492.08 : x
  2. Step 2: Convert to fraction form
    13,460.77/18,576.20 = 7,492.08/x
  3. Step 3: Cross multiply
    13,460.77x = 18,576.20 × 7,492.08
  4. Step 4: Simplify right side
    13,460.77x = 139,174,376.50
  5. Step 5: Solve for x
    x = 139,174,376.50/13,460.77
  6. Step 6: Final answer
    x = 10,339.26

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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.