Home / 19,749.16-29,619.67-7,264.84

Finding the Fourth Proportional to 19,749.16, 29,619.67 and 7,264.84

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Solution

The fourth proportional to 19,749.16, 29,619.67 and 7,264.84 is: 10,895.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,749.16 : 29,619.67 = 7,264.84 : x
  2. Step 2: Convert to fraction form
    19,749.16/29,619.67 = 7,264.84/x
  3. Step 3: Cross multiply
    19,749.16x = 29,619.67 × 7,264.84
  4. Step 4: Simplify right side
    19,749.16x = 215,182,163.40
  5. Step 5: Solve for x
    x = 215,182,163.40/19,749.16
  6. Step 6: Final answer
    x = 10,895.76

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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.