Home / 13,964.75-19,271.19-7,591.24

Finding the Fourth Proportional to 13,964.75, 19,271.19 and 7,591.24

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Solution

The fourth proportional to 13,964.75, 19,271.19 and 7,591.24 is: 10,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.75 : 19,271.19 = 7,591.24 : x
  2. Step 2: Convert to fraction form
    13,964.75/19,271.19 = 7,591.24/x
  3. Step 3: Cross multiply
    13,964.75x = 19,271.19 × 7,591.24
  4. Step 4: Simplify right side
    13,964.75x = 146,292,313.78
  5. Step 5: Solve for x
    x = 146,292,313.78/13,964.75
  6. Step 6: Final answer
    x = 10,475.82

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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.