Home / 13,094.67-18,071.02-7,126.72

Finding the Fourth Proportional to 13,094.67, 18,071.02 and 7,126.72

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Solution

The fourth proportional to 13,094.67, 18,071.02 and 7,126.72 is: 9,835.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.67 : 18,071.02 = 7,126.72 : x
  2. Step 2: Convert to fraction form
    13,094.67/18,071.02 = 7,126.72/x
  3. Step 3: Cross multiply
    13,094.67x = 18,071.02 × 7,126.72
  4. Step 4: Simplify right side
    13,094.67x = 128,787,099.65
  5. Step 5: Solve for x
    x = 128,787,099.65/13,094.67
  6. Step 6: Final answer
    x = 9,835.08

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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.