Home / 25,696.08-35,462.88-15,622.11

Finding the Fourth Proportional to 25,696.08, 35,462.88 and 15,622.11

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Solution

The fourth proportional to 25,696.08, 35,462.88 and 15,622.11 is: 21,559.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,696.08 : 35,462.88 = 15,622.11 : x
  2. Step 2: Convert to fraction form
    25,696.08/35,462.88 = 15,622.11/x
  3. Step 3: Cross multiply
    25,696.08x = 35,462.88 × 15,622.11
  4. Step 4: Simplify right side
    25,696.08x = 554,005,012.28
  5. Step 5: Solve for x
    x = 554,005,012.28/25,696.08
  6. Step 6: Final answer
    x = 21,559.90

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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.