Home / 13,460.97-18,576.13-7,492.51

Finding the Fourth Proportional to 13,460.97, 18,576.13 and 7,492.51

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Solution

The fourth proportional to 13,460.97, 18,576.13 and 7,492.51 is: 10,339.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460.97 : 18,576.13 = 7,492.51 : x
  2. Step 2: Convert to fraction form
    13,460.97/18,576.13 = 7,492.51/x
  3. Step 3: Cross multiply
    13,460.97x = 18,576.13 × 7,492.51
  4. Step 4: Simplify right side
    13,460.97x = 139,181,802.71
  5. Step 5: Solve for x
    x = 139,181,802.71/13,460.97
  6. Step 6: Final answer
    x = 10,339.66

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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.