Home / 25,027.84-34,544.64-15,607.36

Finding the Fourth Proportional to 25,027.84, 34,544.64 and 15,607.36

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Solution

The fourth proportional to 25,027.84, 34,544.64 and 15,607.36 is: 21,542.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,027.84 : 34,544.64 = 15,607.36 : x
  2. Step 2: Convert to fraction form
    25,027.84/34,544.64 = 15,607.36/x
  3. Step 3: Cross multiply
    25,027.84x = 34,544.64 × 15,607.36
  4. Step 4: Simplify right side
    25,027.84x = 539,150,632.55
  5. Step 5: Solve for x
    x = 539,150,632.55/25,027.84
  6. Step 6: Final answer
    x = 21,542.04

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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.