Home / 13,094.64-18,071.02-7,429.63

Finding the Fourth Proportional to 13,094.64, 18,071.02 and 7,429.63

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Solution

The fourth proportional to 13,094.64, 18,071.02 and 7,429.63 is: 10,253.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.64 : 18,071.02 = 7,429.63 : x
  2. Step 2: Convert to fraction form
    13,094.64/18,071.02 = 7,429.63/x
  3. Step 3: Cross multiply
    13,094.64x = 18,071.02 × 7,429.63
  4. Step 4: Simplify right side
    13,094.64x = 134,260,910.00
  5. Step 5: Solve for x
    x = 134,260,910.00/13,094.64
  6. Step 6: Final answer
    x = 10,253.12

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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.