Home / 18,071.04-27,114.28-9,749.12

Finding the Fourth Proportional to 18,071.04, 27,114.28 and 9,749.12

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Solution

The fourth proportional to 18,071.04, 27,114.28 and 9,749.12 is: 14,627.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071.04 : 27,114.28 = 9,749.12 : x
  2. Step 2: Convert to fraction form
    18,071.04/27,114.28 = 9,749.12/x
  3. Step 3: Cross multiply
    18,071.04x = 27,114.28 × 9,749.12
  4. Step 4: Simplify right side
    18,071.04x = 264,340,369.43
  5. Step 5: Solve for x
    x = 264,340,369.43/18,071.04
  6. Step 6: Final answer
    x = 14,627.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.