Home / 13,094.64-18,072.61-7,430.01

Finding the Fourth Proportional to 13,094.64, 18,072.61 and 7,430.01

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Solution

The fourth proportional to 13,094.64, 18,072.61 and 7,430.01 is: 10,254.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.64 : 18,072.61 = 7,430.01 : x
  2. Step 2: Convert to fraction form
    13,094.64/18,072.61 = 7,430.01/x
  3. Step 3: Cross multiply
    13,094.64x = 18,072.61 × 7,430.01
  4. Step 4: Simplify right side
    13,094.64x = 134,279,673.03
  5. Step 5: Solve for x
    x = 134,279,673.03/13,094.64
  6. Step 6: Final answer
    x = 10,254.55

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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.