Home / 19,371.24-29,052.54-7,681.32

Finding the Fourth Proportional to 19,371.24, 29,052.54 and 7,681.32

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Solution

The fourth proportional to 19,371.24, 29,052.54 and 7,681.32 is: 11,520.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,371.24 : 29,052.54 = 7,681.32 : x
  2. Step 2: Convert to fraction form
    19,371.24/29,052.54 = 7,681.32/x
  3. Step 3: Cross multiply
    19,371.24x = 29,052.54 × 7,681.32
  4. Step 4: Simplify right side
    19,371.24x = 223,161,856.55
  5. Step 5: Solve for x
    x = 223,161,856.55/19,371.24
  6. Step 6: Final answer
    x = 11,520.27

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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.