Home / 14,004.07-19,325.56-7,631.02

Finding the Fourth Proportional to 14,004.07, 19,325.56 and 7,631.02

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Solution

The fourth proportional to 14,004.07, 19,325.56 and 7,631.02 is: 10,530.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,004.07 : 19,325.56 = 7,631.02 : x
  2. Step 2: Convert to fraction form
    14,004.07/19,325.56 = 7,631.02/x
  3. Step 3: Cross multiply
    14,004.07x = 19,325.56 × 7,631.02
  4. Step 4: Simplify right side
    14,004.07x = 147,473,734.87
  5. Step 5: Solve for x
    x = 147,473,734.87/14,004.07
  6. Step 6: Final answer
    x = 10,530.78

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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.