Home / 25,891.72-35,710.58-22,312.60

Finding the Fourth Proportional to 25,891.72, 35,710.58 and 22,312.60

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Solution

The fourth proportional to 25,891.72, 35,710.58 and 22,312.60 is: 30,774.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,891.72 : 35,710.58 = 22,312.60 : x
  2. Step 2: Convert to fraction form
    25,891.72/35,710.58 = 22,312.60/x
  3. Step 3: Cross multiply
    25,891.72x = 35,710.58 × 22,312.60
  4. Step 4: Simplify right side
    25,891.72x = 796,795,887.31
  5. Step 5: Solve for x
    x = 796,795,887.31/25,891.72
  6. Step 6: Final answer
    x = 30,774.16

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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.