Home / 24,735.24-34,142.38-15,782.72

Finding the Fourth Proportional to 24,735.24, 34,142.38 and 15,782.72

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Solution

The fourth proportional to 24,735.24, 34,142.38 and 15,782.72 is: 21,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,735.24 : 34,142.38 = 15,782.72 : x
  2. Step 2: Convert to fraction form
    24,735.24/34,142.38 = 15,782.72/x
  3. Step 3: Cross multiply
    24,735.24x = 34,142.38 × 15,782.72
  4. Step 4: Simplify right side
    24,735.24x = 538,859,544.76
  5. Step 5: Solve for x
    x = 538,859,544.76/24,735.24
  6. Step 6: Final answer
    x = 21,785.10

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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.