Home / 25,091.24-34,595.64-21,682.16

Finding the Fourth Proportional to 25,091.24, 34,595.64 and 21,682.16

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Solution

The fourth proportional to 25,091.24, 34,595.64 and 21,682.16 is: 29,895.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,091.24 : 34,595.64 = 21,682.16 : x
  2. Step 2: Convert to fraction form
    25,091.24/34,595.64 = 21,682.16/x
  3. Step 3: Cross multiply
    25,091.24x = 34,595.64 × 21,682.16
  4. Step 4: Simplify right side
    25,091.24x = 750,108,201.78
  5. Step 5: Solve for x
    x = 750,108,201.78/25,091.24
  6. Step 6: Final answer
    x = 29,895.22

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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.