Home / 13,463.64-18,580.60-7,495.29

Finding the Fourth Proportional to 13,463.64, 18,580.60 and 7,495.29

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Solution

The fourth proportional to 13,463.64, 18,580.60 and 7,495.29 is: 10,343.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.64 : 18,580.60 = 7,495.29 : x
  2. Step 2: Convert to fraction form
    13,463.64/18,580.60 = 7,495.29/x
  3. Step 3: Cross multiply
    13,463.64x = 18,580.60 × 7,495.29
  4. Step 4: Simplify right side
    13,463.64x = 139,266,882.90
  5. Step 5: Solve for x
    x = 139,266,882.90/13,463.64
  6. Step 6: Final answer
    x = 10,343.93

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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.